722525227 has 8 divisors (see below), whose sum is σ = 748052640. Its totient is φ = 697038720.

The previous prime is 722525213. The next prime is 722525239.

722525227 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722525227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 722525192 and 722525201.

It is not an unprimeable number, because it can be changed into a prime (722525827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28227 + ... + 47347.

It is an arithmetic number, because the mean of its divisors is an integer number (93506580).

Almost surely, 2^722525227 is an apocalyptic number.

722525227 is a deficient number, since it is larger than the sum of its proper divisors (25527413).

722525227 is a wasteful number, since it uses less digits than its factorization.

722525227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20453.

The product of its digits is 39200, while the sum is 34.

The square root of 722525227 is about 26879.8293707382. The cubic root of 722525227 is about 897.3275567132.

The spelling of 722525227 in words is "seven hundred twenty-two million, five hundred twenty-five thousand, two hundred twenty-seven".