670549332 has 48 divisors (see below), whose sum is σ = 1603008512. Its totient is φ = 218090880.

The previous prime is 670549331. The next prime is 670549351. The reversal of 670549332 is 233945076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670549331) 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, 89358 + ... + 96570.

Almost surely, 2^670549332 is an apocalyptic number.

It is an amenable number.

670549332 is an abundant number, since it is smaller than the sum of its proper divisors (932459180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670549332 is a wasteful number, since it uses less digits than its factorization.

670549332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408 (or 7406 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 670549332 is about 25894.9673102709. The cubic root of 670549332 is about 875.2730933147.

The spelling of 670549332 in words is "six hundred seventy million, five hundred forty-nine thousand, three hundred thirty-two".