2822642 has 8 divisors (see below), whose sum is σ = 4249776. Its totient is φ = 1406052.

The previous prime is 2822641. The next prime is 2822669. The reversal of 2822642 is 2462282.

2822642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2822641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1928 + ... + 3059.

It is an arithmetic number, because the mean of its divisors is an integer number (531222).

2^2822642 is an apocalyptic number.

2822642 is a deficient number, since it is larger than the sum of its proper divisors (1427134).

2822642 is a wasteful number, since it uses less digits than its factorization.

2822642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5272.

The product of its digits is 3072, while the sum is 26.

The square root of 2822642 is about 1680.0720222657. The cubic root of 2822642 is about 141.3248716800.

The spelling of 2822642 in words is "two million, eight hundred twenty-two thousand, six hundred forty-two".