328077756 has 24 divisors (see below), whose sum is σ = 850572240. Its totient is φ = 109359216.

The previous prime is 328077751. The next prime is 328077787. The reversal of 328077756 is 657770823.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328077751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518771 + ... + 1518986.

It is an arithmetic number, because the mean of its divisors is an integer number (35440510).

Almost surely, 2^328077756 is an apocalyptic number.

328077756 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

328077756 is an abundant number, since it is smaller than the sum of its proper divisors (522494484).

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

328077756 is a wasteful number, since it uses less digits than its factorization.

328077756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3037770 (or 3037762 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The square root of 328077756 is about 18112.9168275019. The cubic root of 328077756 is about 689.6979396204.

The spelling of 328077756 in words is "three hundred twenty-eight million, seventy-seven thousand, seven hundred fifty-six".