722074 has 8 divisors (see below), whose sum is σ = 1088640. Its totient is φ = 359196.

The previous prime is 722069. The next prime is 722077. The reversal of 722074 is 470227.

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

It is a super-2 number, since 2×722074² = 1042781722952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (722077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364 + ... + 1255.

It is an arithmetic number, because the mean of its divisors is an integer number (136080).

2⁷²²⁰⁷⁴ is an apocalyptic number.

722074 is a deficient number, since it is larger than the sum of its proper divisors (366566).

722074 is a wasteful number, since it uses less digits than its factorization.

722074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 722074 is about 849.7493748159. The cubic root of 722074 is about 89.7140719989.

The spelling of 722074 in words is "seven hundred twenty-two thousand, seventy-four", and thus it is an iban number.