57879611 has 4 divisors (see below), whose sum is σ = 61284312. Its totient is φ = 54474912.

The previous prime is 57879593. The next prime is 57879641. The reversal of 57879611 is 11697875.

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-57879611 is a prime.

It is a super-2 number, since 2×57879611² = 6700098739022642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57879641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1702325 + ... + 1702358.

It is an arithmetic number, because the mean of its divisors is an integer number (15321078).

Almost surely, 2^57879611 is an apocalyptic number.

57879611 is a deficient number, since it is larger than the sum of its proper divisors (3404701).

57879611 is a wasteful number, since it uses less digits than its factorization.

57879611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404700.

The product of its digits is 105840, while the sum is 44.

The square root of 57879611 is about 7607.8650750391. The cubic root of 57879611 is about 386.8196561496.

The spelling of 57879611 in words is "fifty-seven million, eight hundred seventy-nine thousand, six hundred eleven".