15216152 has 64 divisors (see below), whose sum is σ = 34214400. Its totient is φ = 6209280.

The previous prime is 15216143. The next prime is 15216163. The reversal of 15216152 is 25161251.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170924 + ... + 171012.

It is an arithmetic number, because the mean of its divisors is an integer number (534600).

Almost surely, 2^15216152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15216152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17107200).

15216152 is an abundant number, since it is smaller than the sum of its proper divisors (18998248).

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

15216152 is a wasteful number, since it uses less digits than its factorization.

15216152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 212 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 15216152 is about 3900.7886382115. The cubic root of 15216152 is about 247.8001772280.

The spelling of 15216152 in words is "fifteen million, two hundred sixteen thousand, one hundred fifty-two".