9220446 has 16 divisors (see below), whose sum is σ = 20490000. Its totient is φ = 3073464.

The previous prime is 9220441. The next prime is 9220451. The reversal of 9220446 is 6440229.

9220446 is nontrivially palindromic in base 13.

9220446 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9220441) and next prime (9220451).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9220441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85321 + ... + 85428.

It is an arithmetic number, because the mean of its divisors is an integer number (1280625).

Almost surely, 2^9220446 is an apocalyptic number.

9220446 is an abundant number, since it is smaller than the sum of its proper divisors (11269554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9220446 is a wasteful number, since it uses less digits than its factorization.

9220446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170760 (or 170754 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 9220446 is about 3036.5187303885. The cubic root of 9220446 is about 209.6930208626.

The spelling of 9220446 in words is "nine million, two hundred twenty thousand, four hundred forty-six".