57240495 has 24 divisors (see below), whose sum is σ = 106850016. Its totient is φ = 28179648.

The previous prime is 57240487. The next prime is 57240497. The reversal of 57240495 is 59404275.

57240495 is a `hidden beast` number, since 572 + 40 + 49 + 5 = 666.

It is not a de Polignac number, because 57240495 - 2³ = 57240487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57240497) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 48339 + ... + 49508.

It is an arithmetic number, because the mean of its divisors is an integer number (4452084).

Almost surely, 2^57240495 is an apocalyptic number.

57240495 is a deficient number, since it is larger than the sum of its proper divisors (49609521).

57240495 is a wasteful number, since it uses less digits than its factorization.

57240495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97871 (or 97868 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 57240495 is about 7565.7448410583. The cubic root of 57240495 is about 385.3906082341.

The spelling of 57240495 in words is "fifty-seven million, two hundred forty thousand, four hundred ninety-five".