253475995 has 8 divisors (see below), whose sum is σ = 313983360. Its totient is φ = 196239360.

The previous prime is 253475983. The next prime is 253476019. The reversal of 253475995 is 599574352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253475995 - 2⁷ = 253475867 is a prime.

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, 817510 + ... + 817819.

It is an arithmetic number, because the mean of its divisors is an integer number (39247920).

Almost surely, 2^253475995 is an apocalyptic number.

253475995 is a deficient number, since it is larger than the sum of its proper divisors (60507365).

253475995 is a wasteful number, since it uses less digits than its factorization.

253475995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635365.

The product of its digits is 1701000, while the sum is 49.

The square root of 253475995 is about 15920.9294640734. The cubic root of 253475995 is about 632.8667497606.

The spelling of 253475995 in words is "two hundred fifty-three million, four hundred seventy-five thousand, nine hundred ninety-five".