57001667 has 2 divisors, whose sum is σ = 57001668. Its totient is φ = 57001666.

The previous prime is 57001649. The next prime is 57001669. The reversal of 57001667 is 76610075.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57001667 - 2²⁴ = 40224451 is a prime.

Together with 57001669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57001669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28500833 + 28500834.

It is an arithmetic number, because the mean of its divisors is an integer number (28500834).

Almost surely, 2^57001667 is an apocalyptic number.

57001667 is a deficient number, since it is larger than the sum of its proper divisors (1).

57001667 is an equidigital number, since it uses as much as digits as its factorization.

57001667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 57001667 is about 7549.9448342355. The cubic root of 57001667 is about 384.8538648171.

The spelling of 57001667 in words is "fifty-seven million, one thousand, six hundred sixty-seven".