725199 has 8 divisors (see below), whose sum is σ = 985392. Its totient is φ = 474240.

The previous prime is 725189. The next prime is 725201. The reversal of 725199 is 991527.

725199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 725199 - 2⁷ = 725071 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 725199.

It is not an unprimeable number, because it can be changed into a prime (725119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122 + ... + 2439.

It is an arithmetic number, because the mean of its divisors is an integer number (123174).

2⁷²⁵¹⁹⁹ is an apocalyptic number.

725199 is a deficient number, since it is larger than the sum of its proper divisors (260193).

725199 is a wasteful number, since it uses less digits than its factorization.

725199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617.

The product of its digits is 5670, while the sum is 33.

The square root of 725199 is about 851.5861671023. The cubic root of 725199 is about 89.8433075996.

The spelling of 725199 in words is "seven hundred twenty-five thousand, one hundred ninety-nine".