3663822 has 16 divisors (see below), whose sum is σ = 7350480. Its totient is φ = 1217472.

The previous prime is 3663811. The next prime is 3663833. The reversal of 3663822 is 2283663.

It is an interprime number because it is at equal distance from previous prime (3663811) and next prime (3663833).

It is a self number, because there is not a number n which added to its sum of digits gives 3663822.

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, 1708 + ... + 3200.

It is an arithmetic number, because the mean of its divisors is an integer number (459405).

Almost surely, 2^3663822 is an apocalyptic number.

3663822 is an abundant number, since it is smaller than the sum of its proper divisors (3686658).

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

3663822 is a wasteful number, since it uses less digits than its factorization.

3663822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907.

The product of its digits is 10368, while the sum is 30.

The square root of 3663822 is about 1914.1112820314. Note that the first 3 decimals coincide. The cubic root of 3663822 is about 154.1622790408.

The spelling of 3663822 in words is "three million, six hundred sixty-three thousand, eight hundred twenty-two".