9021896 has 24 divisors (see below), whose sum is σ = 18320130. Its totient is φ = 4163328.

The previous prime is 9021893. The next prime is 9021907. The reversal of 9021896 is 6981209.

It can be written as a sum of positive squares in 3 ways, for example, as 1999396 + 7022500 = 1414^2 + 2650^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9021893) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1985 + ... + 4688.

Almost surely, 2^9021896 is an apocalyptic number.

It is an amenable number.

9021896 is an abundant number, since it is smaller than the sum of its proper divisors (9298234).

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

9021896 is a wasteful number, since it uses less digits than its factorization.

9021896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6705 (or 6688 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 9021896 is about 3003.6471164236. The cubic root of 9021896 is about 208.1769327848.

The spelling of 9021896 in words is "nine million, twenty-one thousand, eight hundred ninety-six".