42992672 has 24 divisors (see below), whose sum is σ = 85666896. Its totient is φ = 21236032.

The previous prime is 42992671. The next prime is 42992683. The reversal of 42992672 is 27629924.

It is not an unprimeable number, because it can be changed into a prime (42992671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5438 + ... + 10749.

It is an arithmetic number, because the mean of its divisors is an integer number (3569454).

Almost surely, 2^42992672 is an apocalyptic number.

It is an amenable number.

42992672 is a deficient number, since it is larger than the sum of its proper divisors (42674224).

42992672 is a wasteful number, since it uses less digits than its factorization.

42992672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16280 (or 16272 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 42992672 is about 6556.8797457327. The cubic root of 42992672 is about 350.3199034344.

The spelling of 42992672 in words is "forty-two million, nine hundred ninety-two thousand, six hundred seventy-two".