722775351 has 8 divisors (see below), whose sum is σ = 964403824. Its totient is φ = 481498560.

The previous prime is 722775343. The next prime is 722775367. The reversal of 722775351 is 153577227.

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

It is not a de Polignac number, because 722775351 - 2³ = 722775343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722775301) 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, 83086 + ... + 91371.

It is an arithmetic number, because the mean of its divisors is an integer number (120550478).

Almost surely, 2^722775351 is an apocalyptic number.

722775351 is a deficient number, since it is larger than the sum of its proper divisors (241628473).

722775351 is a wasteful number, since it uses less digits than its factorization.

722775351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175841.

The product of its digits is 102900, while the sum is 39.

The square root of 722775351 is about 26884.4816018461. The cubic root of 722775351 is about 897.4310904746.

The spelling of 722775351 in words is "seven hundred twenty-two million, seven hundred seventy-five thousand, three hundred fifty-one".