672532244 has 6 divisors (see below), whose sum is σ = 1176931434. Its totient is φ = 336266120.

The previous prime is 672532207. The next prime is 672532247. The reversal of 672532244 is 442235276.

It can be written as a sum of positive squares in only one way, i.e., 491952400 + 180579844 = 22180^2 + 13438^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672532247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84066527 + ... + 84066534.

It is an arithmetic number, because the mean of its divisors is an integer number (196155239).

Almost surely, 2^672532244 is an apocalyptic number.

It is an amenable number.

672532244 is a deficient number, since it is larger than the sum of its proper divisors (504399190).

672532244 is a wasteful number, since it uses less digits than its factorization.

672532244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168133065 (or 168133063 counting only the distinct ones).

The product of its digits is 80640, while the sum is 35.

The square root of 672532244 is about 25933.2266407403. The cubic root of 672532244 is about 876.1350142530.

The spelling of 672532244 in words is "six hundred seventy-two million, five hundred thirty-two thousand, two hundred forty-four".