9446220 has 240 divisors, whose sum is σ = 36590400. Its totient is φ = 2032128.

The previous prime is 9446207. The next prime is 9446221. The reversal of 9446220 is 226449.

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9446221) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 555652 + ... + 555668.

It is an arithmetic number, because the mean of its divisors is an integer number (152460).

Almost surely, 2^9446220 is an apocalyptic number.

9446220 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9446220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18295200).

9446220 is an abundant number, since it is smaller than the sum of its proper divisors (27144180).

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

9446220 is a wasteful number, since it uses less digits than its factorization.

9446220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 34 counting only the distinct ones).

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

The square root of 9446220 is about 3073.4703512479. The cubic root of 9446220 is about 211.3907690076.

The spelling of 9446220 in words is "nine million, four hundred forty-six thousand, two hundred twenty".