45589638 has 16 divisors (see below), whose sum is σ = 91368000. Its totient is φ = 15165096.

The previous prime is 45589619. The next prime is 45589651. The reversal of 45589638 is 83698554.

It is a happy number.

45589638 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, 4620 + ... + 10607.

It is an arithmetic number, because the mean of its divisors is an integer number (5710500).

Almost surely, 2^45589638 is an apocalyptic number.

45589638 is an abundant number, since it is smaller than the sum of its proper divisors (45778362).

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

45589638 is a wasteful number, since it uses less digits than its factorization.

45589638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15731.

The product of its digits is 1036800, while the sum is 48.

The square root of 45589638 is about 6752.0099229785. The cubic root of 45589638 is about 357.2361343713.

It can be divided in two parts, 4558 and 9638, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 45589638 in words is "forty-five million, five hundred eighty-nine thousand, six hundred thirty-eight".