722603552 has 48 divisors (see below), whose sum is σ = 1602042624. Its totient is φ = 317856000.

The previous prime is 722603551. The next prime is 722603569. The reversal of 722603552 is 255306227.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (722603551) 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, 22199 + ... + 44022.

It is an arithmetic number, because the mean of its divisors is an integer number (33375888).

Almost surely, 2^722603552 is an apocalyptic number.

It is an amenable number.

722603552 is an abundant number, since it is smaller than the sum of its proper divisors (879439072).

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

722603552 is a wasteful number, since it uses less digits than its factorization.

722603552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66273 (or 66265 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 722603552 is about 26881.2862787479. The cubic root of 722603552 is about 897.3599803291.

Adding to 722603552 its reverse (255306227), we get a palindrome (977909779).

The spelling of 722603552 in words is "seven hundred twenty-two million, six hundred three thousand, five hundred fifty-two".