3279656403 has 12 divisors (see below), whose sum is σ = 4738980168. Its totient is φ = 2185653600.

The previous prime is 3279656383. The next prime is 3279656417. The reversal of 3279656403 is 3046569723.

It is not a de Polignac number, because 3279656403 - 2⁸ = 3279656147 is a prime.

It is a super-2 number, since 2×3279656403² = 21512292243477796818, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3279656203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38250 + ... + 89567.

It is an arithmetic number, because the mean of its divisors is an integer number (394915014).

Almost surely, 2^3279656403 is an apocalyptic number.

3279656403 is a deficient number, since it is larger than the sum of its proper divisors (1459323765).

3279656403 is a wasteful number, since it uses less digits than its factorization.

3279656403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130674 (or 130671 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The square root of 3279656403 is about 57268.2844426127. The cubic root of 3279656403 is about 1485.7398850148.

The spelling of 3279656403 in words is "three billion, two hundred seventy-nine million, six hundred fifty-six thousand, four hundred three".