722424204 has 96 divisors (see below), whose sum is σ = 1962455040. Its totient is φ = 229388544.

The previous prime is 722424203. The next prime is 722424211. The reversal of 722424204 is 402424227.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (722424203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836677 + ... + 837539.

It is an arithmetic number, because the mean of its divisors is an integer number (20442240).

Almost surely, 2^722424204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722424204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (981227520).

722424204 is an abundant number, since it is smaller than the sum of its proper divisors (1240030836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722424204 is a wasteful number, since it uses less digits than its factorization.

722424204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236 (or 1228 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 722424204 is about 26877.9501450538. The cubic root of 722424204 is about 897.2857335151.

The spelling of 722424204 in words is "seven hundred twenty-two million, four hundred twenty-four thousand, two hundred four".