253250136 has 48 divisors (see below), whose sum is σ = 688802400. Its totient is φ = 84057792.

The previous prime is 253250119. The next prime is 253250141. The reversal of 253250136 is 631052352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9850 + ... + 24566.

It is an arithmetic number, because the mean of its divisors is an integer number (14350050).

Almost surely, 2^253250136 is an apocalyptic number.

It is an amenable number.

253250136 is an abundant number, since it is smaller than the sum of its proper divisors (435552264).

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

253250136 is a wasteful number, since it uses less digits than its factorization.

253250136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14968 (or 14961 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 253250136 is about 15913.8347358517. The cubic root of 253250136 is about 632.6787225836.

The spelling of 253250136 in words is "two hundred fifty-three million, two hundred fifty thousand, one hundred thirty-six".