9331420 has 24 divisors (see below), whose sum is σ = 22395744. Its totient is φ = 3199296.

The previous prime is 9331409. The next prime is 9331429. The reversal of 9331420 is 241339.

9331420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9331391 and 9331400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9331429) 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, 33187 + ... + 33466.

It is an arithmetic number, because the mean of its divisors is an integer number (933156).

Almost surely, 2^9331420 is an apocalyptic number.

It is an amenable number.

9331420 is an abundant number, since it is smaller than the sum of its proper divisors (13064324).

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

9331420 is a wasteful number, since it uses less digits than its factorization.

9331420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66669 (or 66667 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 9331420 is about 3054.7373045812. The cubic root of 9331420 is about 210.5309316751.

Adding to 9331420 its reverse (241339), we get a palindrome (9572759).

It can be divided in two parts, 93 and 31420, that added together give a palindrome (31513).

The spelling of 9331420 in words is "nine million, three hundred thirty-one thousand, four hundred twenty".