328489774 has 16 divisors (see below), whose sum is σ = 511073856. Its totient is φ = 158220000.

The previous prime is 328489769. The next prime is 328489781. The reversal of 328489774 is 477984823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14502 + ... + 29449.

It is an arithmetic number, because the mean of its divisors is an integer number (31942116).

Almost surely, 2^328489774 is an apocalyptic number.

328489774 is a deficient number, since it is larger than the sum of its proper divisors (182584082).

328489774 is a wasteful number, since it uses less digits than its factorization.

328489774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44091.

The product of its digits is 2709504, while the sum is 52.

The square root of 328489774 is about 18124.2868549358. The cubic root of 328489774 is about 689.9865389799.

The spelling of 328489774 in words is "three hundred twenty-eight million, four hundred eighty-nine thousand, seven hundred seventy-four".