2209922 has 16 divisors (see below), whose sum is σ = 3894912. Its totient is φ = 927120.

The previous prime is 2209913. The next prime is 2209931. The reversal of 2209922 is 2299022.

It is an interprime number because it is at equal distance from previous prime (2209913) and next prime (2209931).

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

It is a junction number, because it is equal to n+sod(n) for n = 2209891 and 2209900.

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, 3578 + ... + 4149.

It is an arithmetic number, because the mean of its divisors is an integer number (243432).

2^2209922 is an apocalyptic number.

2209922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2209922 is a deficient number, since it is larger than the sum of its proper divisors (1684990).

2209922 is a wasteful number, since it uses less digits than its factorization.

2209922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7753.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2209922 is about 1486.5806402614. The cubic root of 2209922 is about 130.2543737318.

The spelling of 2209922 in words is "two million, two hundred nine thousand, nine hundred twenty-two".