42624456 has 32 divisors (see below), whose sum is σ = 121784640. Its totient is φ = 12178368.

The previous prime is 42624437. The next prime is 42624469. The reversal of 42624456 is 65442624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126691 + ... + 127026.

It is an arithmetic number, because the mean of its divisors is an integer number (3805770).

Almost surely, 2^42624456 is an apocalyptic number.

It is an amenable number.

42624456 is an abundant number, since it is smaller than the sum of its proper divisors (79160184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42624456 is a wasteful number, since it uses less digits than its factorization.

42624456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253733 (or 253729 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 42624456 is about 6528.7407667942. The cubic root of 42624456 is about 349.3169153302.

The spelling of 42624456 in words is "forty-two million, six hundred twenty-four thousand, four hundred fifty-six".