722167130 has 8 divisors (see below), whose sum is σ = 1299900852. Its totient is φ = 288866848.

The previous prime is 722167129. The next prime is 722167151. The reversal of 722167130 is 31761227.

722167130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 669619129 + 52548001 = 25877^2 + 7249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 722167093 and 722167102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36108347 + ... + 36108366.

Almost surely, 2^722167130 is an apocalyptic number.

722167130 is a deficient number, since it is larger than the sum of its proper divisors (577733722).

722167130 is a wasteful number, since it uses less digits than its factorization.

722167130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72216720.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 722167130 is about 26873.1674724064. The cubic root of 722167130 is about 897.1792881156.

The spelling of 722167130 in words is "seven hundred twenty-two million, one hundred sixty-seven thousand, one hundred thirty".