872223007 has 2 divisors, whose sum is σ = 872223008. Its totient is φ = 872223006.

The previous prime is 872222999. The next prime is 872223041. The reversal of 872223007 is 700322278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 872223007 - 2³ = 872222999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 872223007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872223307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436111503 + 436111504.

It is an arithmetic number, because the mean of its divisors is an integer number (436111504).

Almost surely, 2^872223007 is an apocalyptic number.

872223007 is a deficient number, since it is larger than the sum of its proper divisors (1).

872223007 is an equidigital number, since it uses as much as digits as its factorization.

872223007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 872223007 is about 29533.4218640509. The cubic root of 872223007 is about 955.4526721067.

The spelling of 872223007 in words is "eight hundred seventy-two million, two hundred twenty-three thousand, seven".