3694566 has 8 divisors (see below), whose sum is σ = 7389144. Its totient is φ = 1231520.

The previous prime is 3694553. The next prime is 3694567. The reversal of 3694566 is 6654963.

It is a happy number.

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

3694566 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3694567) 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, 307875 + ... + 307886.

It is an arithmetic number, because the mean of its divisors is an integer number (923643).

Almost surely, 2^3694566 is an apocalyptic number.

3694566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3694566 is a wasteful number, since it uses less digits than its factorization.

3694566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615766.

The product of its digits is 116640, while the sum is 39.

The square root of 3694566 is about 1922.1253861286. The cubic root of 3694566 is about 154.5922826114.

The spelling of 3694566 in words is "three million, six hundred ninety-four thousand, five hundred sixty-six".