726093974 has 4 divisors (see below), whose sum is σ = 1089140964. Its totient is φ = 363046986.

The previous prime is 726093971. The next prime is 726094013. The reversal of 726093974 is 479390627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 479390627 = 181 ⋅2648567.

It is a super-2 number, since 2×726093974² = 1054424918158225352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726093971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181523492 + ... + 181523495.

It is an arithmetic number, because the mean of its divisors is an integer number (272285241).

Almost surely, 2^726093974 is an apocalyptic number.

726093974 is a deficient number, since it is larger than the sum of its proper divisors (363046990).

726093974 is a wasteful number, since it uses less digits than its factorization.

726093974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363046989.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 726093974 is about 26946.1309653167. The cubic root of 726093974 is about 898.8025119249.

The spelling of 726093974 in words is "seven hundred twenty-six million, ninety-three thousand, nine hundred seventy-four".