942857157 has 32 divisors (see below), whose sum is σ = 1422360576. Its totient is φ = 550382400.

The previous prime is 942857129. The next prime is 942857161. The reversal of 942857157 is 751758249.

It is not a de Polignac number, because 942857157 - 2¹⁸ = 942595013 is a prime.

It is a super-2 number, since 2×942857157² = 1777959237012245298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942857107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226063 + ... + 230195.

It is an arithmetic number, because the mean of its divisors is an integer number (44448768).

Almost surely, 2^942857157 is an apocalyptic number.

It is an amenable number.

942857157 is a deficient number, since it is larger than the sum of its proper divisors (479503419).

942857157 is a wasteful number, since it uses less digits than its factorization.

942857157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401.

The product of its digits is 705600, while the sum is 48.

The square root of 942857157 is about 30705.9791734444. The cubic root of 942857157 is about 980.5775982110.

The spelling of 942857157 in words is "nine hundred forty-two million, eight hundred fifty-seven thousand, one hundred fifty-seven".