722474357 has 8 divisors (see below), whose sum is σ = 798951360. Its totient is φ = 647796960.

The previous prime is 722474353. The next prime is 722474377. The reversal of 722474357 is 753474227.

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 722474357 - 2² = 722474353 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 (722474353) 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, 449057 + ... + 450662.

It is an arithmetic number, because the mean of its divisors is an integer number (99868920).

Almost surely, 2^722474357 is an apocalyptic number.

It is an amenable number.

722474357 is a deficient number, since it is larger than the sum of its proper divisors (76477003).

722474357 is a wasteful number, since it uses less digits than its factorization.

722474357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899803.

The product of its digits is 329280, while the sum is 41.

The square root of 722474357 is about 26878.8831055161. The cubic root of 722474357 is about 897.3064971836.

The spelling of 722474357 in words is "seven hundred twenty-two million, four hundred seventy-four thousand, three hundred fifty-seven".