45349568 has 56 divisors (see below), whose sum is σ = 100882704. Its totient is φ = 20044800.

The previous prime is 45349547. The next prime is 45349573. The reversal of 45349568 is 86594354.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

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, 25178 + ... + 26918.

Almost surely, 2^45349568 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 45349568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50441352).

45349568 is an abundant number, since it is smaller than the sum of its proper divisors (55533136).

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

45349568 is a wasteful number, since it uses less digits than its factorization.

45349568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801 (or 1791 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 45349568 is about 6734.2087879721. The cubic root of 45349568 is about 356.6079751253.

The spelling of 45349568 in words is "forty-five million, three hundred forty-nine thousand, five hundred sixty-eight".