253736272 has 20 divisors (see below), whose sum is σ = 494918100. Its totient is φ = 126015488.

The previous prime is 253736261. The next prime is 253736291. The reversal of 253736272 is 272637352.

It can be written as a sum of positive squares in 2 ways, for example, as 98883136 + 154853136 = 9944^2 + 12444^2 .

It is a congruent 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, 50833 + ... + 55600.

It is an arithmetic number, because the mean of its divisors is an integer number (24745905).

Almost surely, 2^253736272 is an apocalyptic number.

It is an amenable number.

253736272 is a deficient number, since it is larger than the sum of its proper divisors (241181828).

253736272 is a wasteful number, since it uses less digits than its factorization.

253736272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106590 (or 106584 counting only the distinct ones).

The product of its digits is 105840, while the sum is 37.

The square root of 253736272 is about 15929.1014184730. The cubic root of 253736272 is about 633.0832913849.

It can be divided in two parts, 2537 and 36272, that added together give a square (38809 = 197²).

The spelling of 253736272 in words is "two hundred fifty-three million, seven hundred thirty-six thousand, two hundred seventy-two".