11221896 has 32 divisors (see below), whose sum is σ = 32063040. Its totient is φ = 3206208.

The previous prime is 11221891. The next prime is 11221901. The reversal of 11221896 is 69812211.

It is a happy number.

11221896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11221891) and next prime (11221901).

It is not an unprimeable number, because it can be changed into a prime (11221891) 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, 33231 + ... + 33566.

It is an arithmetic number, because the mean of its divisors is an integer number (1001970).

Almost surely, 2^11221896 is an apocalyptic number.

It is an amenable number.

11221896 is an abundant number, since it is smaller than the sum of its proper divisors (20841144).

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

11221896 is a wasteful number, since it uses less digits than its factorization.

11221896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66813 (or 66809 counting only the distinct ones).

The product of its digits is 1728, while the sum is 30.

The square root of 11221896 is about 3349.9098495333. The cubic root of 11221896 is about 223.8834959635.

The spelling of 11221896 in words is "eleven million, two hundred twenty-one thousand, eight hundred ninety-six".