3964347 has 12 divisors (see below), whose sum is σ = 5835024. Its totient is φ = 2592720.

The previous prime is 3964333. The next prime is 3964357. The reversal of 3964347 is 7434693.

3964347 is a `hidden beast` number, since 3 + 9 + 643 + 4 + 7 = 666.

It is not a de Polignac number, because 3964347 - 2⁶ = 3964283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3964307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3679 + ... + 4632.

It is an arithmetic number, because the mean of its divisors is an integer number (486252).

Almost surely, 2^3964347 is an apocalyptic number.

3964347 is a deficient number, since it is larger than the sum of its proper divisors (1870677).

3964347 is a wasteful number, since it uses less digits than its factorization.

3964347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8370 (or 8367 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3964347 is about 1991.0667994821. The cubic root of 3964347 is about 158.2670668834.

The spelling of 3964347 in words is "three million, nine hundred sixty-four thousand, three hundred forty-seven".