57435965 has 4 divisors (see below), whose sum is σ = 68923164. Its totient is φ = 45948768.

The previous prime is 57435949. The next prime is 57435971. The reversal of 57435965 is 56953475.

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 44662489 + 12773476 = 6683^2 + 3574^2 .

It is a cyclic number.

It is not a de Polignac number, because 57435965 - 2⁴ = 57435949 is a prime.

It is a Duffinian number.

It is a Curzon 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, 5743592 + ... + 5743601.

It is an arithmetic number, because the mean of its divisors is an integer number (17230791).

Almost surely, 2^57435965 is an apocalyptic number.

It is an amenable number.

57435965 is a deficient number, since it is larger than the sum of its proper divisors (11487199).

57435965 is a wasteful number, since it uses less digits than its factorization.

57435965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11487198.

The product of its digits is 567000, while the sum is 44.

The square root of 57435965 is about 7578.6519249798. The cubic root of 57435965 is about 385.8287986795.

The spelling of 57435965 in words is "fifty-seven million, four hundred thirty-five thousand, nine hundred sixty-five".