57064505 has 16 divisors (see below), whose sum is σ = 73310400. Its totient is φ = 42511680.

The previous prime is 57064487. The next prime is 57064519. The reversal of 57064505 is 50546075.

It is a happy number.

It is not a de Polignac number, because 57064505 - 2¹⁶ = 56998969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 515 + ... + 10695.

It is an arithmetic number, because the mean of its divisors is an integer number (4581900).

Almost surely, 2^57064505 is an apocalyptic number.

It is an amenable number.

57064505 is a deficient number, since it is larger than the sum of its proper divisors (16245895).

57064505 is a wasteful number, since it uses less digits than its factorization.

57064505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10264.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 57064505 is about 7554.1051753335. The cubic root of 57064505 is about 384.9952324141.

The spelling of 57064505 in words is "fifty-seven million, sixty-four thousand, five hundred five".