42604552 has 16 divisors (see below), whose sum is σ = 80978940. Its totient is φ = 21010176.

The previous prime is 42604547. The next prime is 42604553. The reversal of 42604552 is 25540624.

It can be written as a sum of positive squares in 2 ways, for example, as 42588676 + 15876 = 6526^2 + 126^2 .

It is a super-2 number, since 2×42604552² = 3630295702241408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42604552.

It is not an unprimeable number, because it can be changed into a prime (42604553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35893 + ... + 37060.

Almost surely, 2^42604552 is an apocalyptic number.

It is an amenable number.

42604552 is a deficient number, since it is larger than the sum of its proper divisors (38374388).

42604552 is a wasteful number, since it uses less digits than its factorization.

42604552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73032 (or 73028 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 42604552 is about 6527.2162519714. The cubic root of 42604552 is about 349.2625342928.

The spelling of 42604552 in words is "forty-two million, six hundred four thousand, five hundred fifty-two".