672505276 has 6 divisors (see below), whose sum is σ = 1176884240. Its totient is φ = 336252636.

The previous prime is 672505243. The next prime is 672505277.

672505276 is nontrivially palindromic in base 10.

672505276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672505277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84063156 + ... + 84063163.

Almost surely, 2^672505276 is an apocalyptic number.

It is an amenable number.

672505276 is a deficient number, since it is larger than the sum of its proper divisors (504378964).

672505276 is a wasteful number, since it uses less digits than its factorization.

672505276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168126323 (or 168126321 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 672505276 is about 25932.7066848025. The cubic root of 672505276 is about 876.1233033275.

The spelling of 672505276 in words is "six hundred seventy-two million, five hundred five thousand, two hundred seventy-six".