253873356 has 48 divisors (see below), whose sum is σ = 674327808. Its totient is φ = 73585600.

The previous prime is 253873349. The next prime is 253873363. The reversal of 253873356 is 653378352.

It is a happy number.

253873356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (253873349) and next prime (253873363).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38775 + ... + 44846.

It is an arithmetic number, because the mean of its divisors is an integer number (14048496).

Almost surely, 2^253873356 is an apocalyptic number.

It is an amenable number.

253873356 is an abundant number, since it is smaller than the sum of its proper divisors (420454452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253873356 is a wasteful number, since it uses less digits than its factorization.

253873356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83662 (or 83660 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 253873356 is about 15933.4037794816. The cubic root of 253873356 is about 633.1972810863.

The spelling of 253873356 in words is "two hundred fifty-three million, eight hundred seventy-three thousand, three hundred fifty-six".