22190010 has 32 divisors (see below), whose sum is σ = 54698112. Its totient is φ = 5757120.

The previous prime is 22189997. The next prime is 22190023. The reversal of 22190010 is 1009122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22189997) and next prime (22190023).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8886 + ... + 11105.

It is an arithmetic number, because the mean of its divisors is an integer number (1709316).

Almost surely, 2^22190010 is an apocalyptic number.

22190010 is an abundant number, since it is smaller than the sum of its proper divisors (32508102).

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

22190010 is a wasteful number, since it uses less digits than its factorization.

22190010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20038.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 22190010 is about 4710.6273467554. The cubic root of 22190010 is about 281.0083118745.

Adding to 22190010 its reverse (1009122), we get a palindrome (23199132).

The spelling of 22190010 in words is "twenty-two million, one hundred ninety thousand, ten".