52455216 has 40 divisors (see below), whose sum is σ = 147829824. Its totient is φ = 15895360.

The previous prime is 52455209. The next prime is 52455223. The reversal of 52455216 is 61255425.

It is an interprime number because it is at equal distance from previous prime (52455209) and next prime (52455223).

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, 49146 + ... + 50201.

Almost surely, 2^52455216 is an apocalyptic number.

It is an amenable number.

52455216 is an abundant number, since it is smaller than the sum of its proper divisors (95374608).

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

52455216 is a wasteful number, since it uses less digits than its factorization.

52455216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99369 (or 99363 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 52455216 is about 7242.5973241649. The cubic root of 52455216 is about 374.3371187039.

The spelling of 52455216 in words is "fifty-two million, four hundred fifty-five thousand, two hundred sixteen".