15157216 has 24 divisors (see below), whose sum is σ = 29970864. Its totient is φ = 7545600.

The previous prime is 15157189. The next prime is 15157237. The reversal of 15157216 is 61275151.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7516 + ... + 9316.

It is an arithmetic number, because the mean of its divisors is an integer number (1248786).

Almost surely, 2^15157216 is an apocalyptic number.

15157216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15157216 is a deficient number, since it is larger than the sum of its proper divisors (14813648).

15157216 is a wasteful number, since it uses less digits than its factorization.

15157216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074 (or 2066 counting only the distinct ones).

The product of its digits is 2100, while the sum is 28.

The square root of 15157216 is about 3893.2269391855. The cubic root of 15157216 is about 247.4798323872.

The spelling of 15157216 in words is "fifteen million, one hundred fifty-seven thousand, two hundred sixteen".