253527340 has 24 divisors (see below), whose sum is σ = 580808592. Its totient is φ = 92191680.

The previous prime is 253527311. The next prime is 253527347. The reversal of 253527340 is 43725352.

It is a super-2 number, since 2×253527340² = 128552224254951200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253527347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575979 + ... + 576418.

It is an arithmetic number, because the mean of its divisors is an integer number (24200358).

Almost surely, 2^253527340 is an apocalyptic number.

253527340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253527340 is an abundant number, since it is smaller than the sum of its proper divisors (327281252).

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

253527340 is a wasteful number, since it uses less digits than its factorization.

253527340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152417 (or 1152415 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 253527340 is about 15922.5418825010. The cubic root of 253527340 is about 632.9094787896.

The spelling of 253527340 in words is "two hundred fifty-three million, five hundred twenty-seven thousand, three hundred forty".