722022326 has 8 divisors (see below), whose sum is σ = 1083226800. Its totient is φ = 360946728.

The previous prime is 722022311. The next prime is 722022337. The reversal of 722022326 is 623220227.

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

It is a junction number, because it is equal to n+sod(n) for n = 722022295 and 722022304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16721 + ... + 41516.

It is an arithmetic number, because the mean of its divisors is an integer number (135403350).

Almost surely, 2^722022326 is an apocalyptic number.

722022326 is a deficient number, since it is larger than the sum of its proper divisors (361204474).

722022326 is a wasteful number, since it uses less digits than its factorization.

722022326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64438.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 722022326 is about 26870.4731257192. The cubic root of 722022326 is about 897.1193186946.

The spelling of 722022326 in words is "seven hundred twenty-two million, twenty-two thousand, three hundred twenty-six".