3940009822 has 16 divisors (see below), whose sum is σ = 7109792640. Its totient is φ = 1599703128.

The previous prime is 3940009813. The next prime is 3940009837. The reversal of 3940009822 is 2289000493.

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, 7405768 + ... + 7406299.

It is an arithmetic number, because the mean of its divisors is an integer number (444362040).

Almost surely, 2^3940009822 is an apocalyptic number.

3940009822 is a deficient number, since it is larger than the sum of its proper divisors (3169782818).

3940009822 is a wasteful number, since it uses less digits than its factorization.

3940009822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14812095.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 3940009822 is about 62769.4975445877. The cubic root of 3940009822 is about 1579.4253400738.

The spelling of 3940009822 in words is "three billion, nine hundred forty million, nine thousand, eight hundred twenty-two".