722377942 has 16 divisors (see below), whose sum is σ = 1273002192. Its totient is φ = 303095520.

The previous prime is 722377937. The next prime is 722378003. The reversal of 722377942 is 249773227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262613 + ... + 1263184.

It is an arithmetic number, because the mean of its divisors is an integer number (79562637).

Almost surely, 2^722377942 is an apocalyptic number.

722377942 is a deficient number, since it is larger than the sum of its proper divisors (550624250).

722377942 is a wasteful number, since it uses less digits than its factorization.

722377942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525823.

The product of its digits is 296352, while the sum is 43.

The square root of 722377942 is about 26877.0895373736. The cubic root of 722377942 is about 897.2665798939.

The spelling of 722377942 in words is "seven hundred twenty-two million, three hundred seventy-seven thousand, nine hundred forty-two".