725476678 has 8 divisors (see below), whose sum is σ = 1111368672. Its totient is φ = 355020456.

The previous prime is 725476669. The next prime is 725476681. The reversal of 725476678 is 876674527.

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

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, 3858825 + ... + 3859012.

It is an arithmetic number, because the mean of its divisors is an integer number (138921084).

Almost surely, 2^725476678 is an apocalyptic number.

725476678 is a deficient number, since it is larger than the sum of its proper divisors (385891994).

725476678 is a wasteful number, since it uses less digits than its factorization.

725476678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7717886.

The product of its digits is 3951360, while the sum is 52.

The square root of 725476678 is about 26934.6742694245. The cubic root of 725476678 is about 898.5477310837.

The spelling of 725476678 in words is "seven hundred twenty-five million, four hundred seventy-six thousand, six hundred seventy-eight".