731974 has 8 divisors (see below), whose sum is σ = 1106280. Its totient is φ = 363216.

The previous prime is 731957. The next prime is 731981. The reversal of 731974 is 479137.

731974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 1039 + ... + 1594.

It is an arithmetic number, because the mean of its divisors is an integer number (138285).

2⁷³¹⁹⁷⁴ is an apocalyptic number.

731974 is a deficient number, since it is larger than the sum of its proper divisors (374306).

731974 is a wasteful number, since it uses less digits than its factorization.

731974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2774.

The product of its digits is 5292, while the sum is 31.

The square root of 731974 is about 855.5547907644. The cubic root of 731974 is about 90.1222207793.

The spelling of 731974 in words is "seven hundred thirty-one thousand, nine hundred seventy-four".