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4768812 = 2232139953
BaseRepresentation
bin10010001100010000101100
322222021120200
4102030100230
52210100222
6250113500
755351146
oct22142054
98867520
104768812
112767974
12171b890
13cac7a9
148c1c96
15642eac
hex48c42c

4768812 has 36 divisors (see below), whose sum is σ = 12153960. Its totient is φ = 1576512.

The previous prime is 4768801. The next prime is 4768817. The reversal of 4768812 is 2188674.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4768817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4528 + ... + 5480.

It is an arithmetic number, because the mean of its divisors is an integer number (337610).

Almost surely, 24768812 is an apocalyptic number.

It is an amenable number.

4768812 is an abundant number, since it is smaller than the sum of its proper divisors (7385148).

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

4768812 is a wasteful number, since it uses less digits than its factorization.

4768812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1097 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 4768812 is about 2183.7609759312. The cubic root of 4768812 is about 168.3203919949.

The spelling of 4768812 in words is "four million, seven hundred sixty-eight thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 139 278 417 556 834 953 1251 1668 1906 2502 2859 3812 5004 5718 8577 11436 17154 34308 132467 264934 397401 529868 794802 1192203 1589604 2384406 4768812