9225881 has 8 divisors (see below), whose sum is σ = 10567104. Its totient is φ = 7890480.

The previous prime is 9225877. The next prime is 9225911. The reversal of 9225881 is 1885229.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9225881 - 2² = 9225877 is a prime.

It is a super-2 number, since 2×9225881² = 170233760452322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9225871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2771 + ... + 5111.

It is an arithmetic number, because the mean of its divisors is an integer number (1320888).

Almost surely, 2^9225881 is an apocalyptic number.

It is an amenable number.

9225881 is a deficient number, since it is larger than the sum of its proper divisors (1341223).

9225881 is a wasteful number, since it uses less digits than its factorization.

9225881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911.

The product of its digits is 11520, while the sum is 35.

The square root of 9225881 is about 3037.4135378641. The cubic root of 9225881 is about 209.7342140151.

The spelling of 9225881 in words is "nine million, two hundred twenty-five thousand, eight hundred eighty-one".