252613635 has 32 divisors (see below), whose sum is σ = 426047040. Its totient is φ = 127615488.

The previous prime is 252613601. The next prime is 252613667. The reversal of 252613635 is 536316252.

It is not a de Polignac number, because 252613635 - 2¹³ = 252605443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252613596 and 252613605.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17577 + ... + 28533.

It is an arithmetic number, because the mean of its divisors is an integer number (13313970).

Almost surely, 2^252613635 is an apocalyptic number.

252613635 is a deficient number, since it is larger than the sum of its proper divisors (173433405).

252613635 is a wasteful number, since it uses less digits than its factorization.

252613635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11047.

The product of its digits is 32400, while the sum is 33.

The square root of 252613635 is about 15893.8238004578. The cubic root of 252613635 is about 632.1482345703.

Adding to 252613635 its reverse (536316252), we get a palindrome (788929887).

It can be divided in two parts, 2526 and 13635, that added together give a palindrome (16161).

The spelling of 252613635 in words is "two hundred fifty-two million, six hundred thirteen thousand, six hundred thirty-five".