45020004 has 24 divisors (see below), whose sum is σ = 105171360. Its totient is φ = 14988864.

The previous prime is 45019973. The next prime is 45020021. The reversal of 45020004 is 40002054.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11887 + ... + 15209.

It is an arithmetic number, because the mean of its divisors is an integer number (4382140).

Almost surely, 2^45020004 is an apocalyptic number.

It is an amenable number.

45020004 is an abundant number, since it is smaller than the sum of its proper divisors (60151356).

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

45020004 is a wasteful number, since it uses less digits than its factorization.

45020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459 (or 4457 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 45020004 is about 6709.6947769627. The cubic root of 45020004 is about 355.7420278958.

Adding to 45020004 its reverse (40002054), we get a palindrome (85022058).

The spelling of 45020004 in words is "forty-five million, twenty thousand, four".