3967834 has 32 divisors (see below), whose sum is σ = 6967296. Its totient is φ = 1678080.

The previous prime is 3967829. The next prime is 3967837. The reversal of 3967834 is 4387693.

It is not an unprimeable number, because it can be changed into a prime (3967837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20679 + ... + 20869.

It is an arithmetic number, because the mean of its divisors is an integer number (217728).

Almost surely, 2^3967834 is an apocalyptic number.

3967834 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3967834 is a deficient number, since it is larger than the sum of its proper divisors (2999462).

3967834 is a wasteful number, since it uses less digits than its factorization.

3967834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270.

The product of its digits is 108864, while the sum is 40.

The square root of 3967834 is about 1991.9422682397. The cubic root of 3967834 is about 158.3134566615.

The spelling of 3967834 in words is "three million, nine hundred sixty-seven thousand, eight hundred thirty-four".