42906632 has 16 divisors (see below), whose sum is σ = 80807760. Its totient is φ = 21357904.

The previous prime is 42906587. The next prime is 42906637. The reversal of 42906632 is 23660924.

It is not an unprimeable number, because it can be changed into a prime (42906637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9998 + ... + 13629.

It is an arithmetic number, because the mean of its divisors is an integer number (5050485).

Almost surely, 2^42906632 is an apocalyptic number.

It is an amenable number.

42906632 is a deficient number, since it is larger than the sum of its proper divisors (37901128).

42906632 is a wasteful number, since it uses less digits than its factorization.

42906632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23860 (or 23856 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 42906632 is about 6550.3154122531. The cubic root of 42906632 is about 350.0860523105.

The spelling of 42906632 in words is "forty-two million, nine hundred six thousand, six hundred thirty-two".