3889736 has 32 divisors (see below), whose sum is σ = 7941240. Its totient is φ = 1778688.

The previous prime is 3889733. The next prime is 3889759. The reversal of 3889736 is 6379883.

3889736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3587236 + 302500 = 1894^2 + 550^2 .

It is a super-2 number, since 2×3889736² = 30260092299392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3889733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4646 + ... + 5418.

Almost surely, 2^3889736 is an apocalyptic number.

It is an amenable number.

3889736 is an abundant number, since it is smaller than the sum of its proper divisors (4051504).

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

3889736 is a wasteful number, since it uses less digits than its factorization.

3889736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833 (or 829 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 3889736 is about 1972.2413645393. The cubic root of 3889736 is about 157.2678834987.

The spelling of 3889736 in words is "three million, eight hundred eighty-nine thousand, seven hundred thirty-six".