253515652 has 24 divisors (see below), whose sum is σ = 480200000. Its totient is φ = 116414496.

The previous prime is 253515617. The next prime is 253515673. The reversal of 253515652 is 256515352.

253515652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1902 + ... + 22597.

Almost surely, 2^253515652 is an apocalyptic number.

It is an amenable number.

253515652 is a deficient number, since it is larger than the sum of its proper divisors (226684348).

253515652 is a wasteful number, since it uses less digits than its factorization.

253515652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24715 (or 24713 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 253515652 is about 15922.1748514454. The cubic root of 253515652 is about 632.8997526069.

The spelling of 253515652 in words is "two hundred fifty-three million, five hundred fifteen thousand, six hundred fifty-two".