3667822 has 4 divisors (see below), whose sum is σ = 5501736. Its totient is φ = 1833910.

The previous prime is 3667753. The next prime is 3667823. The reversal of 3667822 is 2287663.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3667823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 916954 + ... + 916957.

It is an arithmetic number, because the mean of its divisors is an integer number (1375434).

Almost surely, 2^3667822 is an apocalyptic number.

3667822 is a deficient number, since it is larger than the sum of its proper divisors (1833914).

3667822 is a wasteful number, since it uses less digits than its factorization.

3667822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833913.

The product of its digits is 24192, while the sum is 34.

The square root of 3667822 is about 1915.1558683303. The cubic root of 3667822 is about 154.2183611723.

It can be divided in two parts, 3667 and 822, that added together give a square (4489 = 67²).

The spelling of 3667822 in words is "three million, six hundred sixty-seven thousand, eight hundred twenty-two".