3642206 has 16 divisors (see below), whose sum is σ = 5688144. Its totient is φ = 1747584.

The previous prime is 3642203. The next prime is 3642209. The reversal of 3642206 is 6022463.

It is an interprime number because it is at equal distance from previous prime (3642203) and next prime (3642209).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642203) 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, 5846 + ... + 6438.

It is an arithmetic number, because the mean of its divisors is an integer number (355509).

Almost surely, 2^3642206 is an apocalyptic number.

3642206 is a deficient number, since it is larger than the sum of its proper divisors (2045938).

3642206 is a wasteful number, since it uses less digits than its factorization.

3642206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3642206 is about 1908.4564443550. The cubic root of 3642206 is about 153.8585027395.

Adding to 3642206 its reverse (6022463), we get a palindrome (9664669).

The spelling of 3642206 in words is "three million, six hundred forty-two thousand, two hundred six".