45232656 has 80 divisors (see below), whose sum is σ = 134943744. Its totient is φ = 12788352.

The previous prime is 45232643. The next prime is 45232667. The reversal of 45232656 is 65623254.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

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, 33955 + ... + 35261.

Almost surely, 2^45232656 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 45232656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67471872).

45232656 is an abundant number, since it is smaller than the sum of its proper divisors (89711088).

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

45232656 is a wasteful number, since it uses less digits than its factorization.

45232656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428 (or 1422 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 45232656 is about 6725.5227306136. The cubic root of 45232656 is about 356.3012641525.

The spelling of 45232656 in words is "forty-five million, two hundred thirty-two thousand, six hundred fifty-six".