2288822 has 8 divisors (see below), whose sum is σ = 3582576. Its totient is φ = 1094632.

The previous prime is 2288821. The next prime is 2288831.

It is a happy number.

2288822 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×2288822² = 10477412295368, which contains 22 as substring.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2288821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24833 + ... + 24924.

It is an arithmetic number, because the mean of its divisors is an integer number (447822).

2^2288822 is an apocalyptic number.

2288822 is a deficient number, since it is larger than the sum of its proper divisors (1293754).

2288822 is a wasteful number, since it uses less digits than its factorization.

2288822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49782.

The product of its digits is 8192, while the sum is 32.

The square root of 2288822 is about 1512.8853228186. The cubic root of 2288822 is about 131.7864238271.

The spelling of 2288822 in words is "two million, two hundred eighty-eight thousand, eight hundred twenty-two".