731676 has 48 divisors (see below), whose sum is σ = 1951488. Its totient is φ = 211200.

The previous prime is 731651. The next prime is 731681. The reversal of 731676 is 676137.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 731676.

It is an unprimeable number.

731676 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2916 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (40656).

2⁷³¹⁶⁷⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 731676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975744).

731676 is an abundant number, since it is smaller than the sum of its proper divisors (1219812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

731676 is a wasteful number, since it uses less digits than its factorization.

731676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 280 counting only the distinct ones).

The product of its digits is 5292, while the sum is 30.

The square root of 731676 is about 855.3806170355. The cubic root of 731676 is about 90.1099889845.

The spelling of 731676 in words is "seven hundred thirty-one thousand, six hundred seventy-six".