52990416 has 40 divisors (see below), whose sum is σ = 152103360. Its totient is φ = 17663328.

The previous prime is 52990403. The next prime is 52990429. The reversal of 52990416 is 61409925.

52990416 is a `hidden beast` number, since 529 + 90 + 41 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (52990403) and next prime (52990429).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 60900 + ... + 61763.

It is an arithmetic number, because the mean of its divisors is an integer number (3802584).

Almost surely, 2^52990416 is an apocalyptic number.

It is an amenable number.

52990416 is an abundant number, since it is smaller than the sum of its proper divisors (99112944).

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

52990416 is a wasteful number, since it uses less digits than its factorization.

52990416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122680 (or 122668 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 52990416 is about 7279.4516276983. The cubic root of 52990416 is about 375.6059323951.

The spelling of 52990416 in words is "fifty-two million, nine hundred ninety thousand, four hundred sixteen".