252653766 has 16 divisors (see below), whose sum is σ = 510518064. Its totient is φ = 83349504.

The previous prime is 252653761. The next prime is 252653801. The reversal of 252653766 is 667356252.

252653766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252653761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216475 + ... + 217638.

It is an arithmetic number, because the mean of its divisors is an integer number (31907379).

Almost surely, 2^252653766 is an apocalyptic number.

252653766 is an abundant number, since it is smaller than the sum of its proper divisors (257864298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252653766 is a wasteful number, since it uses less digits than its factorization.

252653766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434215.

The product of its digits is 453600, while the sum is 42.

The square root of 252653766 is about 15895.0862218486. The cubic root of 252653766 is about 632.1817078196.

The spelling of 252653766 in words is "two hundred fifty-two million, six hundred fifty-three thousand, seven hundred sixty-six".