3940009700 has 36 divisors (see below), whose sum is σ = 9327080112. Its totient is φ = 1432730400.

The previous prime is 3940009681. The next prime is 3940009721. The reversal of 3940009700 is 79000493.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1789814 + ... + 1792013.

Almost surely, 2^3940009700 is an apocalyptic number.

It is an amenable number.

3940009700 is an abundant number, since it is smaller than the sum of its proper divisors (5387070412).

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

3940009700 is a wasteful number, since it uses less digits than its factorization.

3940009700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581852 (or 3581845 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 3940009700 is about 62769.4965727781. The cubic root of 3940009700 is about 1579.4253237718.

The spelling of 3940009700 in words is "three billion, nine hundred forty million, nine thousand, seven hundred".