42476931 has 36 divisors (see below), whose sum is σ = 74519952. Its totient is φ = 22834944.

The previous prime is 42476927. The next prime is 42476933. The reversal of 42476931 is 13967424.

It is not a de Polignac number, because 42476931 - 2² = 42476927 is a prime.

It is a super-2 number, since 2×42476931² = 3608579334357522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42476933) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17041 + ... + 19373.

Almost surely, 2^42476931 is an apocalyptic number.

42476931 is a deficient number, since it is larger than the sum of its proper divisors (32043021).

42476931 is a wasteful number, since it uses less digits than its factorization.

42476931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380 (or 2360 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 42476931 is about 6517.4328535091. The cubic root of 42476931 is about 348.9134494177.

The spelling of 42476931 in words is "forty-two million, four hundred seventy-six thousand, nine hundred thirty-one".