52685415 has 12 divisors (see below), whose sum is σ = 91321464. Its totient is φ = 28098864.

The previous prime is 52685411. The next prime is 52685441. The reversal of 52685415 is 51458625.

52685415 is a `hidden beast` number, since 52 + 68 + 541 + 5 = 666.

It is not a de Polignac number, because 52685415 - 2² = 52685411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52685415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52685411) 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, 585349 + ... + 585438.

It is an arithmetic number, because the mean of its divisors is an integer number (7610122).

Almost surely, 2^52685415 is an apocalyptic number.

52685415 is a deficient number, since it is larger than the sum of its proper divisors (38636049).

52685415 is a wasteful number, since it uses less digits than its factorization.

52685415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170798 (or 1170795 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 52685415 is about 7258.4719466290. The cubic root of 52685415 is about 374.8839107325.

The spelling of 52685415 in words is "fifty-two million, six hundred eighty-five thousand, four hundred fifteen".