52634985 has 16 divisors (see below), whose sum is σ = 90694464. Its totient is φ = 25912512.

The previous prime is 52634977. The next prime is 52634987. The reversal of 52634985 is 58943625.

It is not a de Polignac number, because 52634985 - 2³ = 52634977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52634987) 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, 134767 + ... + 135156.

It is an arithmetic number, because the mean of its divisors is an integer number (5668404).

Almost surely, 2^52634985 is an apocalyptic number.

It is an amenable number.

52634985 is a deficient number, since it is larger than the sum of its proper divisors (38059479).

52634985 is a wasteful number, since it uses less digits than its factorization.

52634985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269944.

The product of its digits is 259200, while the sum is 42.

The square root of 52634985 is about 7254.9972432800. The cubic root of 52634985 is about 374.7642607253.

It can be divided in two parts, 526 and 34985, that added together give a triangular number (35511 = T₂₆₆).

The spelling of 52634985 in words is "fifty-two million, six hundred thirty-four thousand, nine hundred eighty-five".