45352656 has 80 divisors (see below), whose sum is σ = 130993600. Its totient is φ = 15023232.

The previous prime is 45352649. The next prime is 45352661. The reversal of 45352656 is 65625354.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45352656.

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, 119475 + ... + 119853.

It is an arithmetic number, because the mean of its divisors is an integer number (1637420).

Almost surely, 2^45352656 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 45352656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65496800).

45352656 is an abundant number, since it is smaller than the sum of its proper divisors (85640944).

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

45352656 is a wasteful number, since it uses less digits than its factorization.

45352656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 661 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 45352656 is about 6734.4380611897. The cubic root of 45352656 is about 356.6160691416.

The spelling of 45352656 in words is "forty-five million, three hundred fifty-two thousand, six hundred fifty-six".