2922218 has 16 divisors (see below), whose sum is σ = 4790016. Its totient is φ = 1328880.

The previous prime is 2922209. The next prime is 2922221. The reversal of 2922218 is 8122292.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 1055 + ... + 2637.

It is an arithmetic number, because the mean of its divisors is an integer number (299376).

2^2922218 is an apocalyptic number.

2922218 is a deficient number, since it is larger than the sum of its proper divisors (1867798).

2922218 is a wasteful number, since it uses less digits than its factorization.

2922218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669.

The product of its digits is 1152, while the sum is 26.

The square root of 2922218 is about 1709.4496190295. The cubic root of 2922218 is about 142.9675705229.

The spelling of 2922218 in words is "two million, nine hundred twenty-two thousand, two hundred eighteen".