3894236 has 24 divisors (see below), whose sum is σ = 7182000. Its totient is φ = 1844864.

The previous prime is 3894229. The next prime is 3894239. The reversal of 3894236 is 6324983.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3894196 and 3894205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894239) 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, 6560 + ... + 7128.

It is an arithmetic number, because the mean of its divisors is an integer number (299250).

Almost surely, 2^3894236 is an apocalyptic number.

It is an amenable number.

3894236 is a deficient number, since it is larger than the sum of its proper divisors (3287764).

3894236 is a wasteful number, since it uses less digits than its factorization.

3894236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 659 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 3894236 is about 1973.3818687725. The cubic root of 3894236 is about 157.3285073849.

The spelling of 3894236 in words is "three million, eight hundred ninety-four thousand, two hundred thirty-six".