3700217 has 4 divisors (see below), whose sum is σ = 3861120. Its totient is φ = 3539316.

The previous prime is 3700187. The next prime is 3700241. The reversal of 3700217 is 7120073.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7120073 = 53 ⋅134341.

It is a cyclic number.

It is not a de Polignac number, because 3700217 - 2⁶ = 3700153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3700267) 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, 80417 + ... + 80462.

It is an arithmetic number, because the mean of its divisors is an integer number (965280).

Almost surely, 2^3700217 is an apocalyptic number.

It is an amenable number.

3700217 is a deficient number, since it is larger than the sum of its proper divisors (160903).

3700217 is a wasteful number, since it uses less digits than its factorization.

3700217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160902.

The product of its (nonzero) digits is 294, while the sum is 20.

The square root of 3700217 is about 1923.5948118042. The cubic root of 3700217 is about 154.6710610086.

The spelling of 3700217 in words is "three million, seven hundred thousand, two hundred seventeen".