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4900788 = 2232136133
BaseRepresentation
bin10010101100011110110100
3100012222121200
4102230132310
52223311123
6253012500
756441004
oct22543664
910188550
104900788
112848042
121784130
131027899
14918004
1566c143
hex4ac7b4

4900788 has 18 divisors (see below), whose sum is σ = 12388194. Its totient is φ = 1633584.

The previous prime is 4900783. The next prime is 4900789. The reversal of 4900788 is 8870094.

4900788 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4848804 + 51984 = 2202^2 + 228^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 136133 = 4900788 / (4 + 9 + 0 + 0 + 7 + 8 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4900783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68031 + ... + 68102.

It is an arithmetic number, because the mean of its divisors is an integer number (688233).

Almost surely, 24900788 is an apocalyptic number.

It is an amenable number.

4900788 is an abundant number, since it is smaller than the sum of its proper divisors (7487406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4900788 is a wasteful number, since it uses less digits than its factorization.

4900788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136143 (or 136138 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 4900788 is about 2213.7723460193. The cubic root of 4900788 is about 169.8590296165.

The spelling of 4900788 in words is "four million, nine hundred thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 136133 272266 408399 544532 816798 1225197 1633596 2450394 4900788