15479964 has 24 divisors (see below), whose sum is σ = 40133520. Its totient is φ = 5159952.

The previous prime is 15479953. The next prime is 15479969. The reversal of 15479964 is 46997451.

15479964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15479969) 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, 71559 + ... + 71774.

It is an arithmetic number, because the mean of its divisors is an integer number (1672230).

Almost surely, 2^15479964 is an apocalyptic number.

It is an amenable number.

15479964 is an abundant number, since it is smaller than the sum of its proper divisors (24653556).

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

15479964 is a wasteful number, since it uses less digits than its factorization.

15479964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143346 (or 143338 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 15479964 is about 3934.4585396214. The cubic root of 15479964 is about 249.2240688818.

It can be divided in two parts, 1547 and 9964, that added together give a palindrome (11511).

The spelling of 15479964 in words is "fifteen million, four hundred seventy-nine thousand, nine hundred sixty-four".