52912816 has 60 divisors (see below), whose sum is σ = 114058672. Its totient is φ = 23760000.

The previous prime is 52912801. The next prime is 52912819. The reversal of 52912816 is 61821925.

It is not an unprimeable number, because it can be changed into a prime (52912819) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292246 + ... + 292426.

Almost surely, 2^52912816 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 52912816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57029336).

52912816 is an abundant number, since it is smaller than the sum of its proper divisors (61145856).

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

52912816 is a wasteful number, since it uses less digits than its factorization.

52912816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 345 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The square root of 52912816 is about 7274.1196030860. The cubic root of 52912816 is about 375.4224950749.

The spelling of 52912816 in words is "fifty-two million, nine hundred twelve thousand, eight hundred sixteen".