9361220 has 48 divisors (see below), whose sum is σ = 22716288. Its totient is φ = 3202560.

The previous prime is 9361217. The next prime is 9361249. The reversal of 9361220 is 221639.

9361220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2489 + ... + 4991.

It is an arithmetic number, because the mean of its divisors is an integer number (473256).

Almost surely, 2^9361220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9361220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11358144).

9361220 is an abundant number, since it is smaller than the sum of its proper divisors (13355068).

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

9361220 is a wasteful number, since it uses less digits than its factorization.

9361220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540 (or 2538 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 9361220 is about 3059.6110863964. The cubic root of 9361220 is about 210.7548045362.

Adding to 9361220 its reverse (221639), we get a palindrome (9582859).

The spelling of 9361220 in words is "nine million, three hundred sixty-one thousand, two hundred twenty".