40420604 has 24 divisors (see below), whose sum is σ = 81647328. Its totient is φ = 17150400.

The previous prime is 40420573. The next prime is 40420643. The reversal of 40420604 is 40602404.

40420604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 7 ways as a sum of consecutive naturals, for example, 4319 + ... + 9974.

It is an arithmetic number, because the mean of its divisors is an integer number (3401972).

Almost surely, 2^40420604 is an apocalyptic number.

It is an amenable number.

40420604 is an abundant number, since it is smaller than the sum of its proper divisors (41226724).

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

40420604 is a wasteful number, since it uses less digits than its factorization.

40420604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14405 (or 14403 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40420604 is about 6357.7200315836. The cubic root of 40420604 is about 343.1897167477.

The spelling of 40420604 in words is "forty million, four hundred twenty thousand, six hundred four".