57506667 has 8 divisors (see below), whose sum is σ = 76714560. Its totient is φ = 38318280.

The previous prime is 57506611. The next prime is 57506671. The reversal of 57506667 is 76660575.

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

It is not a de Polignac number, because 57506667 - 2⁷ = 57506539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57506567) 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, 4684 + ... + 11702.

It is an arithmetic number, because the mean of its divisors is an integer number (9589320).

Almost surely, 2^57506667 is an apocalyptic number.

57506667 is a deficient number, since it is larger than the sum of its proper divisors (19207893).

57506667 is a wasteful number, since it uses less digits than its factorization.

57506667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9753.

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 57506667 is about 7583.3150402710. The cubic root of 57506667 is about 385.9870484348.

The spelling of 57506667 in words is "fifty-seven million, five hundred six thousand, six hundred sixty-seven".