252015602 has 16 divisors (see below), whose sum is σ = 390876192. Its totient is φ = 121781280.

The previous prime is 252015587. The next prime is 252015611. The reversal of 252015602 is 206510252.

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, 5588 + ... + 23135.

It is an arithmetic number, because the mean of its divisors is an integer number (24429762).

Almost surely, 2^252015602 is an apocalyptic number.

252015602 is a deficient number, since it is larger than the sum of its proper divisors (138860590).

252015602 is a wasteful number, since it uses less digits than its factorization.

252015602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28873.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 252015602 is about 15874.9992755905. Note that the first 3 decimals coincide. The cubic root of 252015602 is about 631.6489949255.

Adding to 252015602 its sum of digits (23), we get a square (252015625 = 15875²).

Adding to 252015602 its reverse (206510252), we get a palindrome (458525854).

It can be divided in two parts, 25201 and 5602, that added together give a palindrome (30803).

The spelling of 252015602 in words is "two hundred fifty-two million, fifteen thousand, six hundred two".