731343373 has 8 divisors (see below), whose sum is σ = 756980280. Its totient is φ = 705734400.

The previous prime is 731343341. The next prime is 731343377. The reversal of 731343373 is 373343137.

It can be written as a sum of positive squares in 4 ways, for example, as 13264164 + 718079209 = 3642^2 + 26797^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 731343373 - 2⁵ = 731343341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (731343377) 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, 56073 + ... + 67873.

It is an arithmetic number, because the mean of its divisors is an integer number (94622535).

Almost surely, 2^731343373 is an apocalyptic number.

It is an amenable number.

731343373 is a deficient number, since it is larger than the sum of its proper divisors (25636907).

731343373 is a wasteful number, since it uses less digits than its factorization.

731343373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13967.

The product of its digits is 47628, while the sum is 34.

The square root of 731343373 is about 27043.3609782512. The cubic root of 731343373 is about 900.9633195669.

The spelling of 731343373 in words is "seven hundred thirty-one million, three hundred forty-three thousand, three hundred seventy-three".