3964404004 has 24 divisors (see below), whose sum is σ = 7573845888. Its totient is φ = 1800707040.

The previous prime is 3964403999. The next prime is 3964404007. The reversal of 3964404004 is 4004044693.

It is a happy number.

It is a hoax number, since the sum of its digits (34) 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 (3964404007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30954 + ... + 94270.

It is an arithmetic number, because the mean of its divisors is an integer number (315576912).

Almost surely, 2^3964404004 is an apocalyptic number.

It is an amenable number.

3964404004 is a deficient number, since it is larger than the sum of its proper divisors (3609441884).

3964404004 is a wasteful number, since it uses less digits than its factorization.

3964404004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64755 (or 64753 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 3964404004 is about 62963.5132755471. The cubic root of 3964404004 is about 1582.6782546256.

Adding to 3964404004 its reverse (4004044693), we get a palindrome (7968448697).

The spelling of 3964404004 in words is "three billion, nine hundred sixty-four million, four hundred four thousand, four".