3278834217 has 24 divisors (see below), whose sum is σ = 5150228616. Its totient is φ = 2001701376.

The previous prime is 3278834213. The next prime is 3278834219. The reversal of 3278834217 is 7124388723.

3278834217 is a `hidden beast` number, since 327 + 88 + 34 + 217 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 968205456 + 2310628761 = 31116^2 + 48069^2 .

It is not a de Polignac number, because 3278834217 - 2² = 3278834213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3278834213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 283938 + ... + 295259.

It is an arithmetic number, because the mean of its divisors is an integer number (214592859).

Almost surely, 2^3278834217 is an apocalyptic number.

3278834217 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3278834217 is a deficient number, since it is larger than the sum of its proper divisors (1871394399).

3278834217 is a wasteful number, since it uses less digits than its factorization.

3278834217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579257 (or 579254 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 3278834217 is about 57261.1056215299. The cubic root of 3278834217 is about 1485.6157199117.

The spelling of 3278834217 in words is "three billion, two hundred seventy-eight million, eight hundred thirty-four thousand, two hundred seventeen".