57086963 has 8 divisors (see below), whose sum is σ = 60318720. Its totient is φ = 53877960.

The previous prime is 57086959. The next prime is 57086971. The reversal of 57086963 is 36968075.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57086963 - 2² = 57086959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57086923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395 + ... + 10692.

It is an arithmetic number, because the mean of its divisors is an integer number (7539840).

Almost surely, 2^57086963 is an apocalyptic number.

57086963 is a deficient number, since it is larger than the sum of its proper divisors (3231757).

57086963 is a wasteful number, since it uses less digits than its factorization.

57086963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11377.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 57086963 is about 7555.5915056334. The cubic root of 57086963 is about 385.0457313417.

The spelling of 57086963 in words is "fifty-seven million, eighty-six thousand, nine hundred sixty-three".