3222993278 has 16 divisors (see below), whose sum is σ = 4874861040. Its totient is φ = 1598066496.

The previous prime is 3222993247. The next prime is 3222993281. The reversal of 3222993278 is 8723992223.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254300 + ... + 266672.

It is an arithmetic number, because the mean of its divisors is an integer number (304678815).

Almost surely, 2^3222993278 is an apocalyptic number.

3222993278 is a deficient number, since it is larger than the sum of its proper divisors (1651867762).

3222993278 is a wasteful number, since it uses less digits than its factorization.

3222993278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13451.

The product of its digits is 653184, while the sum is 47.

The square root of 3222993278 is about 56771.4125066481. The cubic root of 3222993278 is about 1477.1336777732.

The spelling of 3222993278 in words is "three billion, two hundred twenty-two million, nine hundred ninety-three thousand, two hundred seventy-eight".