3890066 has 8 divisors (see below), whose sum is σ = 6023424. Its totient is φ = 1882260.

The previous prime is 3890063. The next prime is 3890071. The reversal of 3890066 is 6600983.

It is a happy number.

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

It is a super-2 number, since 2×3890066² = 30265226968712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3890063) by changing a digit.

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, 31310 + ... + 31433.

It is an arithmetic number, because the mean of its divisors is an integer number (752928).

Almost surely, 2^3890066 is an apocalyptic number.

3890066 is a deficient number, since it is larger than the sum of its proper divisors (2133358).

3890066 is a wasteful number, since it uses less digits than its factorization.

3890066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62776.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 3890066 is about 1972.3250239248. The cubic root of 3890066 is about 157.2723308386.

The spelling of 3890066 in words is "three million, eight hundred ninety thousand, sixty-six".