8820122 has 4 divisors (see below), whose sum is σ = 13230186. Its totient is φ = 4410060.

The previous prime is 8820121. The next prime is 8820137. The reversal of 8820122 is 2210288.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8579041 + 241081 = 2929^2 + 491^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8820121) 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 as a sum of consecutive naturals, namely, 2205029 + ... + 2205032.

Almost surely, 2^8820122 is an apocalyptic number.

8820122 is a deficient number, since it is larger than the sum of its proper divisors (4410064).

8820122 is a wasteful number, since it uses less digits than its factorization.

8820122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410063.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 8820122 is about 2969.8690206809. The cubic root of 8820122 is about 206.6132634591.

The spelling of 8820122 in words is "eight million, eight hundred twenty thousand, one hundred twenty-two".