45697344 has 168 divisors, whose sum is σ = 152424384. Its totient is φ = 11827200.

The previous prime is 45697321. The next prime is 45697361. The reversal of 45697344 is 44379654.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 45697296 and 45697305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162484 + ... + 162764.

It is an arithmetic number, because the mean of its divisors is an integer number (907288).

Almost surely, 2^45697344 is an apocalyptic number.

45697344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45697344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76212192).

45697344 is an abundant number, since it is smaller than the sum of its proper divisors (106727040).

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

45697344 is a wasteful number, since it uses less digits than its factorization.

45697344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 304 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 45697344 is about 6759.9810650622. The cubic root of 45697344 is about 357.5172378276.

The spelling of 45697344 in words is "forty-five million, six hundred ninety-seven thousand, three hundred forty-four".