3940426072 has 16 divisors (see below), whose sum is σ = 8059962600. Its totient is φ = 1791102720.

The previous prime is 3940426057. The next prime is 3940426103. The reversal of 3940426072 is 2706240493.

3940426072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22388697 + ... + 22388872.

Almost surely, 2^3940426072 is an apocalyptic number.

It is an amenable number.

3940426072 is an abundant number, since it is smaller than the sum of its proper divisors (4119536528).

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

3940426072 is a wasteful number, since it uses less digits than its factorization.

3940426072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44777586 (or 44777582 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 3940426072 is about 62772.8131598386. The cubic root of 3940426072 is about 1579.4809586024.

The spelling of 3940426072 in words is "three billion, nine hundred forty million, four hundred twenty-six thousand, seventy-two".