672545276 has 12 divisors (see below), whose sum is σ = 1267489272. Its totient is φ = 310405488.

The previous prime is 672545267. The next prime is 672545281.

672545276 is nontrivially palindromic in base 10.

672545276 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6466730 + ... + 6466833.

It is an arithmetic number, because the mean of its divisors is an integer number (105624106).

Almost surely, 2^672545276 is an apocalyptic number.

It is an amenable number.

672545276 is a deficient number, since it is larger than the sum of its proper divisors (594943996).

672545276 is a wasteful number, since it uses less digits than its factorization.

672545276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12933580 (or 12933578 counting only the distinct ones).

The product of its digits is 705600, while the sum is 44.

The square root of 672545276 is about 25933.4779001969. The cubic root of 672545276 is about 876.1406733213.

The spelling of 672545276 in words is "six hundred seventy-two million, five hundred forty-five thousand, two hundred seventy-six".