56454732 has 54 divisors (see below), whose sum is σ = 148607004. Its totient is φ = 18740160.

The previous prime is 56454721. The next prime is 56454733. The reversal of 56454732 is 23745465.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

56454732 is a `hidden beast` number, since 5 + 645 + 4 + 7 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (54).

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

It is not an unprimeable number, because it can be changed into a prime (56454733) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 234132 + ... + 234372.

Almost surely, 2^56454732 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 56454732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74303502).

56454732 is an abundant number, since it is smaller than the sum of its proper divisors (92152272).

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

56454732 is an equidigital number, since it uses as much as digits as its factorization.

56454732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501 (or 246 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 56454732 is about 7513.6364032338. The cubic root of 56454732 is about 383.6190068809.

The spelling of 56454732 in words is "fifty-six million, four hundred fifty-four thousand, seven hundred thirty-two".