3691822 has 16 divisors (see below), whose sum is σ = 6119712. Its totient is φ = 1661440.

The previous prime is 3691819. The next prime is 3691841. The reversal of 3691822 is 2281963.

3691822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1579 + ... + 3142.

It is an arithmetic number, because the mean of its divisors is an integer number (382482).

Almost surely, 2^3691822 is an apocalyptic number.

3691822 is a deficient number, since it is larger than the sum of its proper divisors (2427890).

3691822 is a wasteful number, since it uses less digits than its factorization.

3691822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4763.

The product of its digits is 5184, while the sum is 31.

The square root of 3691822 is about 1921.4114603593. The cubic root of 3691822 is about 154.5540005969.

The spelling of 3691822 in words is "three million, six hundred ninety-one thousand, eight hundred twenty-two".