722281092 has 48 divisors (see below), whose sum is σ = 1859246592. Its totient is φ = 216817920.

The previous prime is 722281069. The next prime is 722281093. The reversal of 722281092 is 290182227.

It is not an unprimeable number, because it can be changed into a prime (722281093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50068 + ... + 62859.

It is an arithmetic number, because the mean of its divisors is an integer number (38734304).

Almost surely, 2^722281092 is an apocalyptic number.

It is an amenable number.

722281092 is an abundant number, since it is smaller than the sum of its proper divisors (1136965500).

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

722281092 is a wasteful number, since it uses less digits than its factorization.

722281092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112988 (or 112986 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 722281092 is about 26875.2877565990. The cubic root of 722281092 is about 897.2264789315.

The spelling of 722281092 in words is "seven hundred twenty-two million, two hundred eighty-one thousand, ninety-two".