45432004 has 24 divisors (see below), whose sum is σ = 82047168. Its totient is φ = 21996000.

The previous prime is 45432001. The next prime is 45432017. The reversal of 45432004 is 40023454.

It is a happy number.

45432004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45432001) by changing a digit.

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, 36537 + ... + 37759.

It is an arithmetic number, because the mean of its divisors is an integer number (3418632).

Almost surely, 2^45432004 is an apocalyptic number.

It is an amenable number.

45432004 is a deficient number, since it is larger than the sum of its proper divisors (36615164).

45432004 is a wasteful number, since it uses less digits than its factorization.

45432004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515 (or 1513 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45432004 is about 6740.3266983137. The cubic root of 45432004 is about 356.8239238217.

Adding to 45432004 its reverse (40023454), we get a palindrome (85455458).

The spelling of 45432004 in words is "forty-five million, four hundred thirty-two thousand, four".