726205442 has 8 divisors (see below), whose sum is σ = 1124447232. Its totient is φ = 351389700.

The previous prime is 726205433. The next prime is 726205471. The reversal of 726205442 is 244502627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 726205399 and 726205408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5856434 + ... + 5856557.

It is an arithmetic number, because the mean of its divisors is an integer number (140555904).

Almost surely, 2^726205442 is an apocalyptic number.

726205442 is a deficient number, since it is larger than the sum of its proper divisors (398241790).

726205442 is a wasteful number, since it uses less digits than its factorization.

726205442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11713024.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 726205442 is about 26948.1992348283. The cubic root of 726205442 is about 898.8485034887.

The spelling of 726205442 in words is "seven hundred twenty-six million, two hundred five thousand, four hundred forty-two".