328299772 has 12 divisors (see below), whose sum is σ = 574824376. Its totient is φ = 164064240.

The previous prime is 328299739. The next prime is 328299773. The reversal of 328299772 is 277992823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328299773) 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, 12363 + ... + 28450.

Almost surely, 2^328299772 is an apocalyptic number.

It is an amenable number.

328299772 is a deficient number, since it is larger than the sum of its proper divisors (246524604).

328299772 is a wasteful number, since it uses less digits than its factorization.

328299772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42828 (or 42826 counting only the distinct ones).

The product of its digits is 762048, while the sum is 49.

The square root of 328299772 is about 18119.0444560413. The cubic root of 328299772 is about 689.8534814570.

The spelling of 328299772 in words is "three hundred twenty-eight million, two hundred ninety-nine thousand, seven hundred seventy-two".