726252406 has 24 divisors (see below), whose sum is σ = 1199058840. Its totient is φ = 329662080.

The previous prime is 726252403. The next prime is 726252419. The reversal of 726252406 is 604252627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726252403) 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, 227590 + ... + 230758.

It is an arithmetic number, because the mean of its divisors is an integer number (49960785).

Almost surely, 2^726252406 is an apocalyptic number.

726252406 is a deficient number, since it is larger than the sum of its proper divisors (472806434).

726252406 is a wasteful number, since it uses less digits than its factorization.

726252406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140 (or 4129 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 726252406 is about 26949.0705962191. The cubic root of 726252406 is about 898.8678793699.

The spelling of 726252406 in words is "seven hundred twenty-six million, two hundred fifty-two thousand, four hundred six".