726362631 has 12 divisors (see below), whose sum is σ = 1061832408. Its totient is φ = 478407024.

The previous prime is 726362617. The next prime is 726362671. The reversal of 726362631 is 136263627.

726362631 is a `hidden beast` number, since 7 + 26 + 3 + 626 + 3 + 1 = 666.

726362631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 726362631 - 2⁵ = 726362599 is a prime.

It is a super-2 number, since 2×726362631² = 1055205343426484322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726362671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 485440 + ... + 486933.

It is an arithmetic number, because the mean of its divisors is an integer number (88486034).

Almost surely, 2^726362631 is an apocalyptic number.

726362631 is a deficient number, since it is larger than the sum of its proper divisors (335469777).

726362631 is a wasteful number, since it uses less digits than its factorization.

726362631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972462 (or 972459 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 726362631 is about 26951.1155798791. The cubic root of 726362631 is about 898.9133514854.

The spelling of 726362631 in words is "seven hundred twenty-six million, three hundred sixty-two thousand, six hundred thirty-one".