45891232 has 24 divisors (see below), whose sum is σ = 95104800. Its totient is φ = 21737664.

The previous prime is 45891229. The next prime is 45891271. The reversal of 45891232 is 23219854.

45891232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 4.

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 3 ways as a sum of consecutive naturals, for example, 37132 + ... + 38347.

It is an arithmetic number, because the mean of its divisors is an integer number (3962700).

Almost surely, 2^45891232 is an apocalyptic number.

It is an amenable number.

45891232 is an abundant number, since it is smaller than the sum of its proper divisors (49213568).

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

45891232 is a wasteful number, since it uses less digits than its factorization.

45891232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75508 (or 75500 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 45891232 is about 6774.3067542000. The cubic root of 45891232 is about 358.0221577372.

The spelling of 45891232 in words is "forty-five million, eight hundred ninety-one thousand, two hundred thirty-two".