731812233 has 8 divisors (see below), whose sum is σ = 1002121408. Its totient is φ = 474688944.

The previous prime is 731812217. The next prime is 731812253. The reversal of 731812233 is 332218137.

731812233 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 not a de Polignac number, because 731812233 - 2⁴ = 731812217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 731812233.

It is not an unprimeable number, because it can be changed into a prime (731812253) 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, 3296341 + ... + 3296562.

It is an arithmetic number, because the mean of its divisors is an integer number (125265176).

Almost surely, 2^731812233 is an apocalyptic number.

It is an amenable number.

731812233 is a deficient number, since it is larger than the sum of its proper divisors (270309175).

731812233 is a wasteful number, since it uses less digits than its factorization.

731812233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592943.

The product of its digits is 6048, while the sum is 30.

The square root of 731812233 is about 27052.0282603726. The cubic root of 731812233 is about 901.1558125591.

The spelling of 731812233 in words is "seven hundred thirty-one million, eight hundred twelve thousand, two hundred thirty-three".