45489384 has 32 divisors (see below), whose sum is σ = 126360000. Its totient is φ = 15163056.

The previous prime is 45489383. The next prime is 45489397. The reversal of 45489384 is 48398454.

It is a happy number.

45489384 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 (45489383) 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, 105084 + ... + 105515.

It is an arithmetic number, because the mean of its divisors is an integer number (3948750).

Almost surely, 2^45489384 is an apocalyptic number.

It is an amenable number.

45489384 is an abundant number, since it is smaller than the sum of its proper divisors (80870616).

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

45489384 is a wasteful number, since it uses less digits than its factorization.

45489384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210614 (or 210604 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 45489384 is about 6744.5818254359. The cubic root of 45489384 is about 356.9740818695.

The spelling of 45489384 in words is "forty-five million, four hundred eighty-nine thousand, three hundred eighty-four".