42624244 has 48 divisors (see below), whose sum is σ = 84728448. Its totient is φ = 18615168.

The previous prime is 42624227. The next prime is 42624269. The reversal of 42624244 is 44242624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187659 + ... + 187885.

It is an arithmetic number, because the mean of its divisors is an integer number (1765176).

Almost surely, 2^42624244 is an apocalyptic number.

It is an amenable number.

42624244 is a deficient number, since it is larger than the sum of its proper divisors (42104204).

42624244 is a wasteful number, since it uses less digits than its factorization.

42624244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 422 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 42624244 is about 6528.7245308712. The cubic root of 42624244 is about 349.3163362001.

Adding to 42624244 its reverse (44242624), we get a palindrome (86866868).

The spelling of 42624244 in words is "forty-two million, six hundred twenty-four thousand, two hundred forty-four".