2842622 has 8 divisors (see below), whose sum is σ = 4293000. Its totient is φ = 1411624.

The previous prime is 2842603. The next prime is 2842643. The reversal of 2842622 is 2262482.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2842591 and 2842600.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4472 + ... + 5067.

It is an arithmetic number, because the mean of its divisors is an integer number (536625).

2^2842622 is an apocalyptic number.

2842622 is a deficient number, since it is larger than the sum of its proper divisors (1450378).

2842622 is a wasteful number, since it uses less digits than its factorization.

2842622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9690.

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

The square root of 2842622 is about 1686.0077105399. The cubic root of 2842622 is about 141.6575428188.

Subtracting from 2842622 its sum of digits (26), we obtain a square (2842596 = 1686²).

The spelling of 2842622 in words is "two million, eight hundred forty-two thousand, six hundred twenty-two".