45583640 has 32 divisors (see below), whose sum is σ = 105874560. Its totient is φ = 17644800.

The previous prime is 45583619. The next prime is 45583669. The reversal of 45583640 is 4638554.

45583640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45583640.

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, 17141 + ... + 19620.

It is an arithmetic number, because the mean of its divisors is an integer number (3308580).

Almost surely, 2^45583640 is an apocalyptic number.

45583640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45583640 is an abundant number, since it is smaller than the sum of its proper divisors (60290920).

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

45583640 is a wasteful number, since it uses less digits than its factorization.

45583640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36803 (or 36799 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 45583640 is about 6751.5657443292. The cubic root of 45583640 is about 357.2204670954.

The spelling of 45583640 in words is "forty-five million, five hundred eighty-three thousand, six hundred forty".