725718046 has 8 divisors (see below), whose sum is σ = 1094869944. Its totient is φ = 360761400.

The previous prime is 725718041. The next prime is 725718073. The reversal of 725718046 is 640817527.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725718041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048380 + ... + 1049071.

It is an arithmetic number, because the mean of its divisors is an integer number (136858743).

Almost surely, 2^725718046 is an apocalyptic number.

725718046 is a deficient number, since it is larger than the sum of its proper divisors (369151898).

725718046 is a wasteful number, since it uses less digits than its factorization.

725718046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097626.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 725718046 is about 26939.1545153147. The cubic root of 725718046 is about 898.6473697661.

The spelling of 725718046 in words is "seven hundred twenty-five million, seven hundred eighteen thousand, forty-six".