726343625 has 32 divisors (see below), whose sum is σ = 1038735360. Its totient is φ = 496737600.

The previous prime is 726343619. The next prime is 726343637. The reversal of 726343625 is 526343627.

It is a happy number.

It is not a de Polignac number, because 726343625 - 2¹² = 726339529 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 418259 + ... + 419991.

It is an arithmetic number, because the mean of its divisors is an integer number (32460480).

Almost surely, 2^726343625 is an apocalyptic number.

It is an amenable number.

726343625 is a deficient number, since it is larger than the sum of its proper divisors (312391735).

726343625 is a wasteful number, since it uses less digits than its factorization.

726343625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234 (or 2224 counting only the distinct ones).

The product of its digits is 181440, while the sum is 38.

The square root of 726343625 is about 26950.7629762128. The cubic root of 726343625 is about 898.9055110967.

The spelling of 726343625 in words is "seven hundred twenty-six million, three hundred forty-three thousand, six hundred twenty-five".