9220887 has 24 divisors (see below), whose sum is σ = 14624064. Its totient is φ = 5563584.

The previous prime is 9220879. The next prime is 9220891. The reversal of 9220887 is 7880229.

9220887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9220887 - 2³ = 9220879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9220847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5458 + ... + 6944.

It is an arithmetic number, because the mean of its divisors is an integer number (609336).

Almost surely, 2^9220887 is an apocalyptic number.

9220887 is a deficient number, since it is larger than the sum of its proper divisors (5403177).

9220887 is a wasteful number, since it uses less digits than its factorization.

9220887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1556 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 9220887 is about 3036.5913455715. The cubic root of 9220887 is about 209.6963639095.

The spelling of 9220887 in words is "nine million, two hundred twenty thousand, eight hundred eighty-seven".