253764424 has 16 divisors (see below), whose sum is σ = 484786620. Its totient is φ = 124488000.

The previous prime is 253764403. The next prime is 253764479. The reversal of 253764424 is 424467352.

It can be written as a sum of positive squares in 2 ways, for example, as 250588900 + 3175524 = 15830^2 + 1782^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298827 + ... + 299674.

Almost surely, 2^253764424 is an apocalyptic number.

It is an amenable number.

253764424 is a deficient number, since it is larger than the sum of its proper divisors (231022196).

253764424 is a wasteful number, since it uses less digits than its factorization.

253764424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598560 (or 598556 counting only the distinct ones).

The product of its digits is 161280, while the sum is 37.

The square root of 253764424 is about 15929.9850596289. The cubic root of 253764424 is about 633.1067040167.

The spelling of 253764424 in words is "two hundred fifty-three million, seven hundred sixty-four thousand, four hundred twenty-four".