253725366 has 16 divisors (see below), whose sum is σ = 507930624. Its totient is φ = 84495144.

The previous prime is 253725337. The next prime is 253725371. The reversal of 253725366 is 663527352.

It is a super-2 number, since 2×253725366² = 128753122703667912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12930 + ... + 25973.

It is an arithmetic number, because the mean of its divisors is an integer number (31745664).

Almost surely, 2^253725366 is an apocalyptic number.

253725366 is an abundant number, since it is smaller than the sum of its proper divisors (254205258).

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

253725366 is a wasteful number, since it uses less digits than its factorization.

253725366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39995.

The product of its digits is 226800, while the sum is 39.

The square root of 253725366 is about 15928.7590853776. The cubic root of 253725366 is about 633.0742209365.

The spelling of 253725366 in words is "two hundred fifty-three million, seven hundred twenty-five thousand, three hundred sixty-six".