328764472 has 16 divisors (see below), whose sum is σ = 618118560. Its totient is φ = 163932864.

The previous prime is 328764451. The next prime is 328764473. The reversal of 328764472 is 274467823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328764473) 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, 53053 + ... + 58924.

It is an arithmetic number, because the mean of its divisors is an integer number (38632410).

Almost surely, 2^328764472 is an apocalyptic number.

It is an amenable number.

328764472 is a deficient number, since it is larger than the sum of its proper divisors (289354088).

328764472 is a wasteful number, since it uses less digits than its factorization.

328764472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112350 (or 112346 counting only the distinct ones).

The product of its digits is 451584, while the sum is 43.

The square root of 328764472 is about 18131.8634453274. The cubic root of 328764472 is about 690.1788180384.

The spelling of 328764472 in words is "three hundred twenty-eight million, seven hundred sixty-four thousand, four hundred seventy-two".