722999233 has 8 divisors (see below), whose sum is σ = 792114336. Its totient is φ = 654448800.

The previous prime is 722999161. The next prime is 722999257. The reversal of 722999233 is 332999227.

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

It is a cyclic number.

It is not a de Polignac number, because 722999233 - 2¹³ = 722991041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722999833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138483 + ... + 143608.

It is an arithmetic number, because the mean of its divisors is an integer number (99014292).

Almost surely, 2^722999233 is an apocalyptic number.

It is an amenable number.

722999233 is a deficient number, since it is larger than the sum of its proper divisors (69115103).

722999233 is a wasteful number, since it uses less digits than its factorization.

722999233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282335.

The product of its digits is 367416, while the sum is 46.

The square root of 722999233 is about 26888.6450569753. The cubic root of 722999233 is about 897.5237416355.

The spelling of 722999233 in words is "seven hundred twenty-two million, nine hundred ninety-nine thousand, two hundred thirty-three".