3940045422 has 16 divisors (see below), whose sum is σ = 7906988880. Its totient is φ = 1308865472.

The previous prime is 3940045379. The next prime is 3940045427. The reversal of 3940045422 is 2245400493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940045427) by changing a digit.

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, 1118847 + ... + 1122362.

It is an arithmetic number, because the mean of its divisors is an integer number (494186805).

Almost surely, 2^3940045422 is an apocalyptic number.

3940045422 is an abundant number, since it is smaller than the sum of its proper divisors (3966943458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3940045422 is a wasteful number, since it uses less digits than its factorization.

3940045422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241507.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 3940045422 is about 62769.7811211733. The cubic root of 3940045422 is about 1579.4300970308.

The spelling of 3940045422 in words is "three billion, nine hundred forty million, forty-five thousand, four hundred twenty-two".