56321722 has 8 divisors (see below), whose sum is σ = 86076756. Its totient is φ = 27629472.

The previous prime is 56321711. The next prime is 56321723. The reversal of 56321722 is 22712365.

It can be written as a sum of positive squares in 2 ways, for example, as 53012961 + 3308761 = 7281^2 + 1819^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56321723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265563 + ... + 265774.

Almost surely, 2^56321722 is an apocalyptic number.

56321722 is a deficient number, since it is larger than the sum of its proper divisors (29755034).

56321722 is a wasteful number, since it uses less digits than its factorization.

56321722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531392.

The product of its digits is 5040, while the sum is 28.

The square root of 56321722 is about 7504.7799434760. The cubic root of 56321722 is about 383.3174951658.

The spelling of 56321722 in words is "fifty-six million, three hundred twenty-one thousand, seven hundred twenty-two".