253250706 has 8 divisors (see below), whose sum is σ = 506501424. Its totient is φ = 84416900.

The previous prime is 253250671. The next prime is 253250713. The reversal of 253250706 is 607052352.

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

253250706 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21104220 + ... + 21104231.

It is an arithmetic number, because the mean of its divisors is an integer number (63312678).

Almost surely, 2^253250706 is an apocalyptic number.

253250706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

253250706 is a wasteful number, since it uses less digits than its factorization.

253250706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42208456.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 253250706 is about 15913.8526447872. The cubic root of 253250706 is about 632.6791972482.

The spelling of 253250706 in words is "two hundred fifty-three million, two hundred fifty thousand, seven hundred six".