672748532 has 12 divisors (see below), whose sum is σ = 1191494976. Its totient is φ = 332321400.

The previous prime is 672748529. The next prime is 672748537. The reversal of 672748532 is 235847276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672748537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012844 + ... + 1013507.

It is an arithmetic number, because the mean of its divisors is an integer number (99291248).

Almost surely, 2^672748532 is an apocalyptic number.

It is an amenable number.

672748532 is a deficient number, since it is larger than the sum of its proper divisors (518746444).

672748532 is a wasteful number, since it uses less digits than its factorization.

672748532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026438 (or 2026436 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 672748532 is about 25937.3963997931. The cubic root of 672748532 is about 876.2289265677.

The spelling of 672748532 in words is "six hundred seventy-two million, seven hundred forty-eight thousand, five hundred thirty-two".