15551052 has 24 divisors (see below), whose sum is σ = 39584832. Its totient is φ = 4712400.

The previous prime is 15551033. The next prime is 15551083. The reversal of 15551052 is 25015551.

15551052 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58774 + ... + 59037.

It is an arithmetic number, because the mean of its divisors is an integer number (1649368).

Almost surely, 2^15551052 is an apocalyptic number.

15551052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15551052 is an abundant number, since it is smaller than the sum of its proper divisors (24033780).

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

15551052 is a wasteful number, since it uses less digits than its factorization.

15551052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117829 (or 117827 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 15551052 is about 3943.4822175331. The cubic root of 15551052 is about 249.6049868538.

The spelling of 15551052 in words is "fifteen million, five hundred fifty-one thousand, fifty-two".