722448265 has 32 divisors (see below), whose sum is σ = 1088826624. Its totient is φ = 447037440.

The previous prime is 722448257. The next prime is 722448281. The reversal of 722448265 is 562844227.

It is not a de Polignac number, because 722448265 - 2³ = 722448257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45897 + ... + 59593.

It is an arithmetic number, because the mean of its divisors is an integer number (34025832).

Almost surely, 2^722448265 is an apocalyptic number.

It is an amenable number.

722448265 is a deficient number, since it is larger than the sum of its proper divisors (366378359).

722448265 is a wasteful number, since it uses less digits than its factorization.

722448265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13857.

The product of its digits is 215040, while the sum is 40.

The square root of 722448265 is about 26878.3977387046. The cubic root of 722448265 is about 897.2956950457.

The spelling of 722448265 in words is "seven hundred twenty-two million, four hundred forty-eight thousand, two hundred sixty-five".