3940004120 has 32 divisors (see below), whose sum is σ = 9546934320. Its totient is φ = 1454770560.

The previous prime is 3940004083. The next prime is 3940004161. The reversal of 3940004120 is 214000493.

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, 3787946 + ... + 3788985.

Almost surely, 2^3940004120 is an apocalyptic number.

It is an amenable number.

3940004120 is an abundant number, since it is smaller than the sum of its proper divisors (5606930200).

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

3940004120 is a wasteful number, since it uses less digits than its factorization.

3940004120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7576955 (or 7576951 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3940004120 is about 62769.4521244212. The cubic root of 3940004120 is about 1579.4245781562.

The spelling of 3940004120 in words is "three billion, nine hundred forty million, four thousand, one hundred twenty".