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4974789 = 31987277
BaseRepresentation
bin10010111110100011000101
3100100202010110
4102332203011
52233143124
6254343233
760166521
oct22764305
910322113
104974789
1128986a6
1217bab19
131052481
14936d81
15684029
hex4be8c5

4974789 has 8 divisors (see below), whose sum is σ = 6982240. Its totient is φ = 3141936.

The previous prime is 4974779. The next prime is 4974793. The reversal of 4974789 is 9874794.

It is a happy number.

4974789 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4974789 - 24 = 4974773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4974719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43582 + ... + 43695.

It is an arithmetic number, because the mean of its divisors is an integer number (872780).

Almost surely, 24974789 is an apocalyptic number.

It is an amenable number.

4974789 is a deficient number, since it is larger than the sum of its proper divisors (2007451).

4974789 is a wasteful number, since it uses less digits than its factorization.

4974789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87299.

The product of its digits is 508032, while the sum is 48.

The square root of 4974789 is about 2230.4235023869. The cubic root of 4974789 is about 170.7097089077.

The spelling of 4974789 in words is "four million, nine hundred seventy-four thousand, seven hundred eighty-nine".

Divisors: 1 3 19 57 87277 261831 1658263 4974789