57195505 has 4 divisors (see below), whose sum is σ = 68634612. Its totient is φ = 45756400.

The previous prime is 57195487. The next prime is 57195539. The reversal of 57195505 is 50559175.

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

It can be written as a sum of positive squares in 2 ways, for example, as 42419169 + 14776336 = 6513^2 + 3844^2 .

It is not a de Polignac number, because 57195505 - 2⁵ = 57195473 is a prime.

It is a Duffinian 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, 5719546 + ... + 5719555.

It is an arithmetic number, because the mean of its divisors is an integer number (17158653).

Almost surely, 2^57195505 is an apocalyptic number.

It is an amenable number.

57195505 is a deficient number, since it is larger than the sum of its proper divisors (11439107).

57195505 is a wasteful number, since it uses less digits than its factorization.

57195505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11439106.

The product of its (nonzero) digits is 39375, while the sum is 37.

The square root of 57195505 is about 7562.7709868804. The cubic root of 57195505 is about 385.2896117392.

The spelling of 57195505 in words is "fifty-seven million, one hundred ninety-five thousand, five hundred five".