725255134 has 8 divisors (see below), whose sum is σ = 1094557320. Its totient is φ = 360402696.

The previous prime is 725255087. The next prime is 725255143. The reversal of 725255134 is 431552527.

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

It is a self number, because there is not a number n which added to its sum of digits gives 725255134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112029 + ... + 1112680.

It is an arithmetic number, because the mean of its divisors is an integer number (136819665).

Almost surely, 2^725255134 is an apocalyptic number.

725255134 is a deficient number, since it is larger than the sum of its proper divisors (369302186).

725255134 is a wasteful number, since it uses less digits than its factorization.

725255134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224874.

The product of its digits is 42000, while the sum is 34.

The square root of 725255134 is about 26930.5613383754. The cubic root of 725255134 is about 898.4562564567.

The spelling of 725255134 in words is "seven hundred twenty-five million, two hundred fifty-five thousand, one hundred thirty-four".