45117592 has 64 divisors (see below), whose sum is σ = 97675200. Its totient is φ = 19468800.

The previous prime is 45117587. The next prime is 45117619. The reversal of 45117592 is 29571154.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 298717 + ... + 298867.

It is an arithmetic number, because the mean of its divisors is an integer number (1526175).

Almost surely, 2^45117592 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 45117592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48837600).

45117592 is an abundant number, since it is smaller than the sum of its proper divisors (52557608).

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

45117592 is a wasteful number, since it uses less digits than its factorization.

45117592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 183 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 45117592 is about 6716.9630042155. The cubic root of 45117592 is about 355.9988848174.

The spelling of 45117592 in words is "forty-five million, one hundred seventeen thousand, five hundred ninety-two".