722401670252 has 24 divisors (see below), whose sum is σ = 1303025163552. Its totient is φ = 350275564800.

The previous prime is 722401670251. The next prime is 722401670257. The reversal of 722401670252 is 252076104227.

It is a happy number.

722401670252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (722401670251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20832413 + ... + 20867060.

It is an arithmetic number, because the mean of its divisors is an integer number (54292715148).

Almost surely, 2^722401670252 is an apocalyptic number.

It is an amenable number.

722401670252 is a deficient number, since it is larger than the sum of its proper divisors (580623493300).

722401670252 is a wasteful number, since it uses less digits than its factorization.

722401670252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41699609 (or 41699607 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

Adding to 722401670252 its reverse (252076104227), we get a palindrome (974477774479).

The spelling of 722401670252 in words is "seven hundred twenty-two billion, four hundred one million, six hundred seventy thousand, two hundred fifty-two".