726874293 has 4 divisors (see below), whose sum is σ = 969165728. Its totient is φ = 484582860.

The previous prime is 726874273. The next prime is 726874301. The reversal of 726874293 is 392478627.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 726874293 - 2⁵ = 726874261 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 (726874273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121145713 + ... + 121145718.

It is an arithmetic number, because the mean of its divisors is an integer number (242291432).

Almost surely, 2^726874293 is an apocalyptic number.

It is an amenable number.

726874293 is a deficient number, since it is larger than the sum of its proper divisors (242291435).

726874293 is a wasteful number, since it uses less digits than its factorization.

726874293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242291434.

The product of its digits is 1016064, while the sum is 48.

The square root of 726874293 is about 26960.6063173661. The cubic root of 726874293 is about 899.1243718167.

The spelling of 726874293 in words is "seven hundred twenty-six million, eight hundred seventy-four thousand, two hundred ninety-three".