57640295 has 4 divisors (see below), whose sum is σ = 69168360. Its totient is φ = 46112232.

The previous prime is 57640249. The next prime is 57640307. The reversal of 57640295 is 59204675.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57640295 - 2¹⁰ = 57639271 is a prime.

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, 5764025 + ... + 5764034.

It is an arithmetic number, because the mean of its divisors is an integer number (17292090).

Almost surely, 2^57640295 is an apocalyptic number.

57640295 is a deficient number, since it is larger than the sum of its proper divisors (11528065).

57640295 is a wasteful number, since it uses less digits than its factorization.

57640295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11528064.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 57640295 is about 7592.1205865028. The cubic root of 57640295 is about 386.2857893196.

The spelling of 57640295 in words is "fifty-seven million, six hundred forty thousand, two hundred ninety-five".