9220408 has 16 divisors (see below), whose sum is σ = 17710560. Its totient is φ = 4497600.

The previous prime is 9220403. The next prime is 9220427. The reversal of 9220408 is 8040229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9220403) 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, 13728 + ... + 14383.

It is an arithmetic number, because the mean of its divisors is an integer number (1106910).

Almost surely, 2^9220408 is an apocalyptic number.

It is an amenable number.

9220408 is a deficient number, since it is larger than the sum of its proper divisors (8490152).

9220408 is a wasteful number, since it uses less digits than its factorization.

9220408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28158 (or 28154 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 9220408 is about 3036.5124732166. The cubic root of 9220408 is about 209.6927327947.

The spelling of 9220408 in words is "nine million, two hundred twenty thousand, four hundred eight".