253685368 has 32 divisors (see below), whose sum is σ = 495558000. Its totient is φ = 121642240.

The previous prime is 253685363. The next prime is 253685381. The reversal of 253685368 is 863586352.

253685368 is digitally balanced in base 3, 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 (253685363) 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, 12798 + ... + 25906.

Almost surely, 2^253685368 is an apocalyptic number.

It is an amenable number.

253685368 is a deficient number, since it is larger than the sum of its proper divisors (241872632).

253685368 is a wasteful number, since it uses less digits than its factorization.

253685368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13215 (or 13211 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 253685368 is about 15927.5035080831. The cubic root of 253685368 is about 633.0409526383.

The spelling of 253685368 in words is "two hundred fifty-three million, six hundred eighty-five thousand, three hundred sixty-eight".