726358004 has 12 divisors (see below), whose sum is σ = 1295110404. Its totient is φ = 356326464.

The previous prime is 726357979. The next prime is 726358007. The reversal of 726358004 is 400853627.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 670706404 + 55651600 = 25898^2 + 7460^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726358007) 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, 1712897 + ... + 1713320.

It is an arithmetic number, because the mean of its divisors is an integer number (107925867).

Almost surely, 2^726358004 is an apocalyptic number.

It is an amenable number.

726358004 is a deficient number, since it is larger than the sum of its proper divisors (568752400).

726358004 is a wasteful number, since it uses less digits than its factorization.

726358004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426274 (or 3426272 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 726358004 is about 26951.0297391398. The cubic root of 726358004 is about 898.9114427598.

The spelling of 726358004 in words is "seven hundred twenty-six million, three hundred fifty-eight thousand, four".