726525798 has 16 divisors (see below), whose sum is σ = 1453345536. Its totient is φ = 242126280.

The previous prime is 726525769. The next prime is 726525881. The reversal of 726525798 is 897525627.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 726525798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32415 + ... + 50037.

It is an arithmetic number, because the mean of its divisors is an integer number (90834096).

Almost surely, 2^726525798 is an apocalyptic number.

726525798 is an abundant number, since it is smaller than the sum of its proper divisors (726819738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726525798 is a wasteful number, since it uses less digits than its factorization.

726525798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24499.

The product of its digits is 2116800, while the sum is 51.

The square root of 726525798 is about 26954.1425016638. The cubic root of 726525798 is about 898.9806557984.

The spelling of 726525798 in words is "seven hundred twenty-six million, five hundred twenty-five thousand, seven hundred ninety-eight".