725860190 has 32 divisors (see below), whose sum is σ = 1434105216. Its totient is φ = 262323360.

The previous prime is 725860183. The next prime is 725860199. The reversal of 725860190 is 91068527.

It is a super-2 number, since 2×725860190² = 1053746030853672200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725860199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2312 + ... + 38171.

It is an arithmetic number, because the mean of its divisors is an integer number (44815788).

Almost surely, 2^725860190 is an apocalyptic number.

725860190 is a deficient number, since it is larger than the sum of its proper divisors (708245026).

725860190 is a wasteful number, since it uses less digits than its factorization.

725860190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40664.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 725860190 is about 26941.7926278115. The cubic root of 725860190 is about 898.7060376347.

The spelling of 725860190 in words is "seven hundred twenty-five million, eight hundred sixty thousand, one hundred ninety".