3834217 has 4 divisors (see below), whose sum is σ = 3860100. Its totient is φ = 3808336.

The previous prime is 3834191. The next prime is 3834221. The reversal of 3834217 is 7124383.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 341056 + 3493161 = 584^2 + 1869^2 .

It is a cyclic number.

It is not a de Polignac number, because 3834217 - 2¹⁵ = 3801449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3834227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12718 + ... + 13015.

It is an arithmetic number, because the mean of its divisors is an integer number (965025).

Almost surely, 2^3834217 is an apocalyptic number.

It is an amenable number.

3834217 is a deficient number, since it is larger than the sum of its proper divisors (25883).

3834217 is a wasteful number, since it uses less digits than its factorization.

3834217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25882.

The product of its digits is 4032, while the sum is 28.

The square root of 3834217 is about 1958.1156758476. The cubic root of 3834217 is about 156.5160561533.

The spelling of 3834217 in words is "three million, eight hundred thirty-four thousand, two hundred seventeen".