3964217 has 8 divisors (see below), whose sum is σ = 4286400. Its totient is φ = 3653424.

The previous prime is 3964201. The next prime is 3964229. The reversal of 3964217 is 7124693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3964217 - 2⁴ = 3964201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3964237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2117 + ... + 3522.

It is an arithmetic number, because the mean of its divisors is an integer number (535800).

Almost surely, 2^3964217 is an apocalyptic number.

3964217 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3964217 is a deficient number, since it is larger than the sum of its proper divisors (322183).

3964217 is a wasteful number, since it uses less digits than its factorization.

3964217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5695.

The product of its digits is 9072, while the sum is 32.

The square root of 3964217 is about 1991.0341533987. The cubic root of 3964217 is about 158.2653368849.

The spelling of 3964217 in words is "three million, nine hundred sixty-four thousand, two hundred seventeen".