42466624 has 14 divisors (see below), whose sum is σ = 84269834. Its totient is φ = 21233280.

The previous prime is 42466601. The next prime is 42466631. The reversal of 42466624 is 42666424.

42466624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 29506624 + 12960000 = 5432^2 + 3600^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42466624.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331707 + ... + 331834.

Almost surely, 2^42466624 is an apocalyptic number.

It is an amenable number.

42466624 is a deficient number, since it is larger than the sum of its proper divisors (41803210).

42466624 is an equidigital number, since it uses as much as digits as its factorization.

42466624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663553 (or 663543 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 42466624 is about 6516.6420800900. The cubic root of 42466624 is about 348.8852259267.

The spelling of 42466624 in words is "forty-two million, four hundred sixty-six thousand, six hundred twenty-four".