725677873 has 8 divisors (see below), whose sum is σ = 732075008. Its totient is φ = 719291664.

The previous prime is 725677867. The next prime is 725677879. The reversal of 725677873 is 378776527.

725677873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (725677867) and next prime (725677879).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-725677873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 725677873.

It is not an unprimeable number, because it can be changed into a prime (725677879) 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, 186415 + ... + 190267.

It is an arithmetic number, because the mean of its divisors is an integer number (91509376).

Almost surely, 2^725677873 is an apocalyptic number.

It is an amenable number.

725677873 is a deficient number, since it is larger than the sum of its proper divisors (6397135).

725677873 is a wasteful number, since it uses less digits than its factorization.

725677873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5463.

The product of its digits is 3457440, while the sum is 52.

The square root of 725677873 is about 26938.4088802587. The cubic root of 725677873 is about 898.6307875562.

The spelling of 725677873 in words is "seven hundred twenty-five million, six hundred seventy-seven thousand, eight hundred seventy-three".