56701232 has 60 divisors (see below), whose sum is σ = 131973696. Its totient is φ = 23506560.

The previous prime is 56701231. The next prime is 56701243. The reversal of 56701232 is 23210765.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56701231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23138 + ... + 25470.

Almost surely, 2^56701232 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 56701232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65986848).

56701232 is an abundant number, since it is smaller than the sum of its proper divisors (75272464).

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

56701232 is a wasteful number, since it uses less digits than its factorization.

56701232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386 (or 2373 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 56701232 is about 7530.0220451205. The cubic root of 56701232 is about 384.1765319691.

Adding to 56701232 its reverse (23210765), we get a palindrome (79911997).

The spelling of 56701232 in words is "fifty-six million, seven hundred one thousand, two hundred thirty-two".