672432263 has 16 divisors (see below), whose sum is σ = 727211520. Its totient is φ = 619440000.

The previous prime is 672432259. The next prime is 672432269. The reversal of 672432263 is 362234276.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 672432263 - 2² = 672432259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672432269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250418 + ... + 253088.

It is an arithmetic number, because the mean of its divisors is an integer number (45450720).

Almost surely, 2^672432263 is an apocalyptic number.

672432263 is a deficient number, since it is larger than the sum of its proper divisors (54779257).

672432263 is a wasteful number, since it uses less digits than its factorization.

672432263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998.

The product of its digits is 72576, while the sum is 35.

The square root of 672432263 is about 25931.2989069194. The cubic root of 672432263 is about 876.0915956675.

The spelling of 672432263 in words is "six hundred seventy-two million, four hundred thirty-two thousand, two hundred sixty-three".