3882090 has 16 divisors (see below), whose sum is σ = 9317088. Its totient is φ = 1035216.

The previous prime is 3882089. The next prime is 3882107. The reversal of 3882090 is 902883.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 129403 = 3882090 / (3 + 8 + 8 + 2 + 0 + 9 + 0).

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 64672 + ... + 64731.

It is an arithmetic number, because the mean of its divisors is an integer number (582318).

Almost surely, 2^3882090 is an apocalyptic number.

3882090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3882090 is an abundant number, since it is smaller than the sum of its proper divisors (5434998).

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

3882090 is a wasteful number, since it uses less digits than its factorization.

3882090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129413.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 3882090 is about 1970.3020073075. The cubic root of 3882090 is about 157.1647694749.

It can be divided in two parts, 38 and 82090, that added together give a palindrome (82128).

The spelling of 3882090 in words is "three million, eight hundred eighty-two thousand, ninety".