672646276 has 24 divisors (see below), whose sum is σ = 1261401120. Its totient is φ = 312723072.

The previous prime is 672646237. The next prime is 672646283.

672646276 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53946 + ... + 65233.

It is an arithmetic number, because the mean of its divisors is an integer number (52558380).

Almost surely, 2^672646276 is an apocalyptic number.

It is an amenable number.

672646276 is a deficient number, since it is larger than the sum of its proper divisors (588754844).

672646276 is a wasteful number, since it uses less digits than its factorization.

672646276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119283 (or 119281 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 46.

The square root of 672646276 is about 25935.4251170094. The cubic root of 672646276 is about 876.1845294907.

The spelling of 672646276 in words is "six hundred seventy-two million, six hundred forty-six thousand, two hundred seventy-six".