672257926 has 8 divisors (see below), whose sum is σ = 1021151520. Its totient is φ = 331874088.

The previous prime is 672257923. The next prime is 672257933. The reversal of 672257926 is 629752276.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672257923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2127241 + ... + 2127556.

It is an arithmetic number, because the mean of its divisors is an integer number (127643940).

Almost surely, 2^672257926 is an apocalyptic number.

672257926 is a deficient number, since it is larger than the sum of its proper divisors (348893594).

672257926 is a wasteful number, since it uses less digits than its factorization.

672257926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254878.

The product of its digits is 635040, while the sum is 46.

The square root of 672257926 is about 25927.9371720930. The cubic root of 672257926 is about 876.0158763273.

The spelling of 672257926 in words is "six hundred seventy-two million, two hundred fifty-seven thousand, nine hundred twenty-six".