3280307828 has 48 divisors (see below), whose sum is σ = 7116004224. Its totient is φ = 1290869760.

The previous prime is 3280307819. The next prime is 3280307851. The reversal of 3280307828 is 8287030823.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64526 + ... + 103557.

It is an arithmetic number, because the mean of its divisors is an integer number (148250088).

Almost surely, 2^3280307828 is an apocalyptic number.

It is an amenable number.

3280307828 is an abundant number, since it is smaller than the sum of its proper divisors (3835696396).

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

3280307828 is a wasteful number, since it uses less digits than its factorization.

3280307828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168152 (or 168150 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 3280307828 is about 57273.9716450675. The cubic root of 3280307828 is about 1485.8382473545.

The spelling of 3280307828 in words is "three billion, two hundred eighty million, three hundred seven thousand, eight hundred twenty-eight".