722215027 has 2 divisors, whose sum is σ = 722215028. Its totient is φ = 722215026.

The previous prime is 722215007. The next prime is 722215073. The reversal of 722215027 is 720512227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 722215027 - 2¹¹ = 722212979 is a prime.

It is a super-2 number, since 2×722215027² = 1043189090449221458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 722214986 and 722215004.

It is not a weakly prime, because it can be changed into another prime (722215007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361107513 + 361107514.

It is an arithmetic number, because the mean of its divisors is an integer number (361107514).

Almost surely, 2^722215027 is an apocalyptic number.

722215027 is a deficient number, since it is larger than the sum of its proper divisors (1).

722215027 is an equidigital number, since it uses as much as digits as its factorization.

722215027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 722215027 is about 26874.0586253733. The cubic root of 722215027 is about 897.1991225115.

The spelling of 722215027 in words is "seven hundred twenty-two million, two hundred fifteen thousand, twenty-seven".