253049564 has 6 divisors (see below), whose sum is σ = 442836744. Its totient is φ = 126524780.

The previous prime is 253049521. The next prime is 253049579. The reversal of 253049564 is 465940352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31631192 + ... + 31631199.

It is an arithmetic number, because the mean of its divisors is an integer number (73806124).

Almost surely, 2^253049564 is an apocalyptic number.

It is an amenable number.

253049564 is a deficient number, since it is larger than the sum of its proper divisors (189787180).

253049564 is a wasteful number, since it uses less digits than its factorization.

253049564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63262395 (or 63262393 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 253049564 is about 15907.5316752789. The cubic root of 253049564 is about 632.5116530424.

The spelling of 253049564 in words is "two hundred fifty-three million, forty-nine thousand, five hundred sixty-four".