52961415 has 16 divisors (see below), whose sum is σ = 91256928. Its totient is φ = 26073216.

The previous prime is 52961411. The next prime is 52961431. The reversal of 52961415 is 51416925.

It is not a de Polignac number, because 52961415 - 2² = 52961411 is a prime.

It is a super-2 number, since 2×52961415² = 5609822957604450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52961411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135604 + ... + 135993.

It is an arithmetic number, because the mean of its divisors is an integer number (5703558).

Almost surely, 2^52961415 is an apocalyptic number.

52961415 is a deficient number, since it is larger than the sum of its proper divisors (38295513).

52961415 is a wasteful number, since it uses less digits than its factorization.

52961415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271618.

The product of its digits is 10800, while the sum is 33.

The square root of 52961415 is about 7277.4593781072. The cubic root of 52961415 is about 375.5373983956.

The spelling of 52961415 in words is "fifty-two million, nine hundred sixty-one thousand, four hundred fifteen".