253454668 has 6 divisors (see below), whose sum is σ = 443545676. Its totient is φ = 126727332.

The previous prime is 253454659. The next prime is 253454701. The reversal of 253454668 is 866454352.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31681830 + ... + 31681837.

Almost surely, 2^253454668 is an apocalyptic number.

It is an amenable number.

253454668 is a deficient number, since it is larger than the sum of its proper divisors (190091008).

253454668 is a wasteful number, since it uses less digits than its factorization.

253454668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63363671 (or 63363669 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The square root of 253454668 is about 15920.2596712491. The cubic root of 253454668 is about 632.8489998513.

The spelling of 253454668 in words is "two hundred fifty-three million, four hundred fifty-four thousand, six hundred sixty-eight".