672331822 has 4 divisors (see below), whose sum is σ = 1008497736. Its totient is φ = 336165910.

The previous prime is 672331819. The next prime is 672331831. The reversal of 672331822 is 228133276.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 168082954 + ... + 168082957.

It is an arithmetic number, because the mean of its divisors is an integer number (252124434).

Almost surely, 2^672331822 is an apocalyptic number.

672331822 is a deficient number, since it is larger than the sum of its proper divisors (336165914).

672331822 is a wasteful number, since it uses less digits than its factorization.

672331822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336165913.

The product of its digits is 24192, while the sum is 34.

The square root of 672331822 is about 25929.3621595287. The cubic root of 672331822 is about 876.0479729849.

The spelling of 672331822 in words is "six hundred seventy-two million, three hundred thirty-one thousand, eight hundred twenty-two".