72322327 has 32 divisors (see below), whose sum is σ = 95284224. Its totient is φ = 53222400.

The previous prime is 72322297. The next prime is 72322337.

72322327 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-72322327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72322295 and 72322304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72322337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171577 + ... + 171997.

It is an arithmetic number, because the mean of its divisors is an integer number (2977632).

Almost surely, 2^72322327 is an apocalyptic number.

72322327 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

72322327 is a deficient number, since it is larger than the sum of its proper divisors (22961897).

72322327 is a wasteful number, since it uses less digits than its factorization.

72322327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559.

The product of its digits is 7056, while the sum is 28.

The square root of 72322327 is about 8504.2534651785. The cubic root of 72322327 is about 416.6366434545.

It can be divided in two parts, 7232 and 2327, that added together give a palindrome (9559).

The spelling of 72322327 in words is "seventy-two million, three hundred twenty-two thousand, three hundred twenty-seven".