3812290 has 16 divisors (see below), whose sum is σ = 6992568. Its totient is φ = 1495936.

The previous prime is 3812269. The next prime is 3812309. The reversal of 3812290 is 922183.

3812290 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 2537649 + 1274641 = 1593^2 + 1129^2 .

It is an unprimeable number.

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, 3067 + ... + 4126.

Almost surely, 2^3812290 is an apocalyptic number.

3812290 is a deficient number, since it is larger than the sum of its proper divisors (3180278).

3812290 is a wasteful number, since it uses less digits than its factorization.

3812290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7253.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3812290 is about 1952.5086427466. The cubic root of 3812290 is about 156.2171258840.

The spelling of 3812290 in words is "three million, eight hundred twelve thousand, two hundred ninety".