3940167 has 32 divisors (see below), whose sum is σ = 6741504. Its totient is φ = 1987200.

The previous prime is 3940159. The next prime is 3940171. The reversal of 3940167 is 7610493.

It is a happy number.

It is not a de Polignac number, because 3940167 - 2³ = 3940159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8317 + ... + 8777.

It is an arithmetic number, because the mean of its divisors is an integer number (210672).

Almost surely, 2^3940167 is an apocalyptic number.

3940167 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3940167 is a deficient number, since it is larger than the sum of its proper divisors (2801337).

3940167 is a wasteful number, since it uses less digits than its factorization.

3940167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3940167 is about 1984.9853903744. The cubic root of 3940167 is about 157.9446342358.

The spelling of 3940167 in words is "three million, nine hundred forty thousand, one hundred sixty-seven".