3866022 has 16 divisors (see below), whose sum is σ = 8591280. Its totient is φ = 1288656.

The previous prime is 3866011. The next prime is 3866033. The reversal of 3866022 is 2206683.

It is an interprime number because it is at equal distance from previous prime (3866011) and next prime (3866033).

It is a super-2 number, since 2×3866022² = 29892252208968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35743 + ... + 35850.

It is an arithmetic number, because the mean of its divisors is an integer number (536955).

Almost surely, 2^3866022 is an apocalyptic number.

3866022 is an abundant number, since it is smaller than the sum of its proper divisors (4725258).

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

3866022 is a wasteful number, since it uses less digits than its factorization.

3866022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71604 (or 71598 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3866022 is about 1966.2202318153. The cubic root of 3866022 is about 156.9476342324.

The spelling of 3866022 in words is "three million, eight hundred sixty-six thousand, twenty-two".