45191344 has 40 divisors (see below), whose sum is σ = 95900112. Its totient is φ = 20459520.

The previous prime is 45191327. The next prime is 45191357. The reversal of 45191344 is 44319154.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75912 + ... + 76504.

Almost surely, 2^45191344 is an apocalyptic number.

45191344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45191344 is an abundant number, since it is smaller than the sum of its proper divisors (50708768).

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

45191344 is a wasteful number, since it uses less digits than its factorization.

45191344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045 (or 1039 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 45191344 is about 6722.4507435905. The cubic root of 45191344 is about 356.1927584649.

The spelling of 45191344 in words is "forty-five million, one hundred ninety-one thousand, three hundred forty-four".