722500273 has 8 divisors (see below), whose sum is σ = 795549600. Its totient is φ = 650678880.

The previous prime is 722500243. The next prime is 722500277. The reversal of 722500273 is 372005227.

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

It is a cyclic number.

It is not a de Polignac number, because 722500273 - 2⁵ = 722500241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722500277) 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, 305748 + ... + 308101.

It is an arithmetic number, because the mean of its divisors is an integer number (99443700).

Almost surely, 2^722500273 is an apocalyptic number.

It is an amenable number.

722500273 is a deficient number, since it is larger than the sum of its proper divisors (73049327).

722500273 is a wasteful number, since it uses less digits than its factorization.

722500273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613967.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 722500273 is about 26879.3651896766. The cubic root of 722500273 is about 897.3172261998.

The spelling of 722500273 in words is "seven hundred twenty-two million, five hundred thousand, two hundred seventy-three".