3940403677 has 32 divisors (see below), whose sum is σ = 4822364160. Its totient is φ = 3146922240.

The previous prime is 3940403671. The next prime is 3940403683. The reversal of 3940403677 is 7763040493.

It is an interprime number because it is at equal distance from previous prime (3940403671) and next prime (3940403683).

It is not a de Polignac number, because 3940403677 - 2¹¹ = 3940401629 is a prime.

It is a super-2 number, since 2×3940403677² = 31053562275430240658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940403671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1071552 + ... + 1075222.

It is an arithmetic number, because the mean of its divisors is an integer number (150698880).

Almost surely, 2^3940403677 is an apocalyptic number.

It is an amenable number.

3940403677 is a deficient number, since it is larger than the sum of its proper divisors (881960483).

3940403677 is a wasteful number, since it uses less digits than its factorization.

3940403677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873.

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 3940403677 is about 62772.6347782216. The cubic root of 3940403677 is about 1579.4779663250.

The spelling of 3940403677 in words is "three billion, nine hundred forty million, four hundred three thousand, six hundred seventy-seven".