253994334 has 32 divisors (see below), whose sum is σ = 555517440. Its totient is φ = 76780800.

The previous prime is 253994329. The next prime is 253994347. The reversal of 253994334 is 433499352.

It is a congruent number.

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, 23982 + ... + 32910.

It is an arithmetic number, because the mean of its divisors is an integer number (17359920).

Almost surely, 2^253994334 is an apocalyptic number.

253994334 is an abundant number, since it is smaller than the sum of its proper divisors (301523106).

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

253994334 is a wasteful number, since it uses less digits than its factorization.

253994334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9376.

The product of its digits is 349920, while the sum is 42.

The square root of 253994334 is about 15937.1996912883. The cubic root of 253994334 is about 633.2978440563.

The spelling of 253994334 in words is "two hundred fifty-three million, nine hundred ninety-four thousand, three hundred thirty-four".