22141225 has 24 divisors (see below), whose sum is σ = 29596320. Its totient is φ = 16369920.

The previous prime is 22141211. The next prime is 22141241. The reversal of 22141225 is 52214122.

It is not a de Polignac number, because 22141225 - 2¹⁹ = 21616937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24634 + ... + 25516.

It is an arithmetic number, because the mean of its divisors is an integer number (1233180).

Almost surely, 2^22141225 is an apocalyptic number.

22141225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22141225 is a deficient number, since it is larger than the sum of its proper divisors (7455095).

22141225 is a wasteful number, since it uses less digits than its factorization.

22141225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 964 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 22141225 is about 4705.4463125191. The cubic root of 22141225 is about 280.8022274061.

Adding to 22141225 its reverse (52214122), we get a palindrome (74355347).

It can be divided in two parts, 22141 and 225, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 22141225 in words is "twenty-two million, one hundred forty-one thousand, two hundred twenty-five".