3690206 has 8 divisors (see below), whose sum is σ = 5961144. Its totient is φ = 1703160.

The previous prime is 3690191. The next prime is 3690227. The reversal of 3690206 is 6020963.

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 141931 = 3690206 / (3 + 6 + 9 + 0 + 2 + 0 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70940 + ... + 70991.

It is an arithmetic number, because the mean of its divisors is an integer number (745143).

Almost surely, 2^3690206 is an apocalyptic number.

3690206 is a deficient number, since it is larger than the sum of its proper divisors (2270938).

3690206 is a wasteful number, since it uses less digits than its factorization.

3690206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141946.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 3690206 is about 1920.9908901398. The cubic root of 3690206 is about 154.5314466280.

The spelling of 3690206 in words is "three million, six hundred ninety thousand, two hundred six".