3278498064 has 40 divisors (see below), whose sum is σ = 8479442400. Its totient is φ = 1091543808.

The previous prime is 3278498057. The next prime is 3278498081. The reversal of 3278498064 is 4608948723.

It is a junction number, because it is equal to n+sod(n) for n = 3278497998 and 3278498016.

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, 1287 + ... + 80985.

It is an arithmetic number, because the mean of its divisors is an integer number (211986060).

Almost surely, 2^3278498064 is an apocalyptic number.

It is an amenable number.

3278498064 is an abundant number, since it is smaller than the sum of its proper divisors (5200944336).

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

3278498064 is a wasteful number, since it uses less digits than its factorization.

3278498064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80567 (or 80561 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The square root of 3278498064 is about 57258.1702816288. The cubic root of 3278498064 is about 1485.5649486909.

The spelling of 3278498064 in words is "three billion, two hundred seventy-eight million, four hundred ninety-eight thousand, sixty-four".