57399295 has 4 divisors (see below), whose sum is σ = 68879160. Its totient is φ = 45919432.

The previous prime is 57399269. The next prime is 57399313. The reversal of 57399295 is 59299375.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57399295 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 5739925 + ... + 5739934.

It is an arithmetic number, because the mean of its divisors is an integer number (17219790).

Almost surely, 2^57399295 is an apocalyptic number.

57399295 is a deficient number, since it is larger than the sum of its proper divisors (11479865).

57399295 is a wasteful number, since it uses less digits than its factorization.

57399295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11479864.

The product of its digits is 765450, while the sum is 49.

The square root of 57399295 is about 7576.2322430084. The cubic root of 57399295 is about 385.7466703817.

The spelling of 57399295 in words is "fifty-seven million, three hundred ninety-nine thousand, two hundred ninety-five".