722350684 has 12 divisors (see below), whose sum is σ = 1379033208. Its totient is φ = 328341200.

The previous prime is 722350649. The next prime is 722350691. The reversal of 722350684 is 486053227.

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, 8208487 + ... + 8208574.

It is an arithmetic number, because the mean of its divisors is an integer number (114919434).

Almost surely, 2^722350684 is an apocalyptic number.

It is an amenable number.

722350684 is a deficient number, since it is larger than the sum of its proper divisors (656682524).

722350684 is a wasteful number, since it uses less digits than its factorization.

722350684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16417076 (or 16417074 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 722350684 is about 26876.5824464347. The cubic root of 722350684 is about 897.2552940196.

The spelling of 722350684 in words is "seven hundred twenty-two million, three hundred fifty thousand, six hundred eighty-four".