722974 has 16 divisors (see below), whose sum is σ = 1253088. Its totient is φ = 306432.

The previous prime is 722971. The next prime is 722977. The reversal of 722974 is 479227.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (722971) and next prime (722977).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722971) 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, 1354 + ... + 1810.

It is an arithmetic number, because the mean of its divisors is an integer number (78318).

2⁷²²⁹⁷⁴ is an apocalyptic number.

722974 is a deficient number, since it is larger than the sum of its proper divisors (530114).

722974 is a wasteful number, since it uses less digits than its factorization.

722974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its digits is 7056, while the sum is 31.

The square root of 722974 is about 850.2787778135. The cubic root of 722974 is about 89.7513300186.

The spelling of 722974 in words is "seven hundred twenty-two thousand, nine hundred seventy-four".