45149184 has 176 divisors, whose sum is σ = 141488640. Its totient is φ = 14192640.

The previous prime is 45149179. The next prime is 45149191. The reversal of 45149184 is 48194154.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635869 + ... + 635939.

Almost surely, 2^45149184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45149184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70744320).

45149184 is an abundant number, since it is smaller than the sum of its proper divisors (96339456).

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

45149184 is a wasteful number, since it uses less digits than its factorization.

45149184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 99 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 45149184 is about 6719.3142507253. The cubic root of 45149184 is about 356.0819573120.

The spelling of 45149184 in words is "forty-five million, one hundred forty-nine thousand, one hundred eighty-four".