672249230 has 8 divisors (see below), whose sum is σ = 1210048632. Its totient is φ = 268899688.

The previous prime is 672249223. The next prime is 672249239. The reversal of 672249230 is 32942276.

It is a happy number.

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 (672249239) 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, 33612452 + ... + 33612471.

It is an arithmetic number, because the mean of its divisors is an integer number (151256079).

Almost surely, 2^672249230 is an apocalyptic number.

672249230 is a deficient number, since it is larger than the sum of its proper divisors (537799402).

672249230 is a wasteful number, since it uses less digits than its factorization.

672249230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67224930.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 672249230 is about 25927.7694759885. The cubic root of 672249230 is about 876.0120990732.

The spelling of 672249230 in words is "six hundred seventy-two million, two hundred forty-nine thousand, two hundred thirty".