3964399222 has 16 divisors (see below), whose sum is σ = 6796923552. Its totient is φ = 1698825600.

The previous prime is 3964399217. The next prime is 3964399249. The reversal of 3964399222 is 2229934693.

It is a super-2 number, since 2×3964399222² = 31432922382788410568, which contains 22 as substring.

It is a congruent number.

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, 207472 + ... + 225772.

It is an arithmetic number, because the mean of its divisors is an integer number (424807722).

Almost surely, 2^3964399222 is an apocalyptic number.

3964399222 is a deficient number, since it is larger than the sum of its proper divisors (2832524330).

3964399222 is a wasteful number, since it uses less digits than its factorization.

3964399222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33783.

The product of its digits is 1259712, while the sum is 49.

The square root of 3964399222 is about 62963.4753011617. The cubic root of 3964399222 is about 1582.6776182651.

The spelling of 3964399222 in words is "three billion, nine hundred sixty-four million, three hundred ninety-nine thousand, two hundred twenty-two".