726725750 has 64 divisors (see below), whose sum is σ = 1403191296. Its totient is φ = 281685600.

The previous prime is 726725749. The next prime is 726725789. The reversal of 726725750 is 57527627.

It is a junction number, because it is equal to n+sod(n) for n = 726725698 and 726725707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1492007 + ... + 1492493.

It is an arithmetic number, because the mean of its divisors is an integer number (21924864).

Almost surely, 2^726725750 is an apocalyptic number.

726725750 is a deficient number, since it is larger than the sum of its proper divisors (676465546).

726725750 is a wasteful number, since it uses less digits than its factorization.

726725750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 726725750 is about 26957.8513609672. The cubic root of 726725750 is about 899.0631197168.

The spelling of 726725750 in words is "seven hundred twenty-six million, seven hundred twenty-five thousand, seven hundred fifty".