22450125 has 32 divisors (see below), whose sum is σ = 37724544. Its totient is φ = 11856000.

The previous prime is 22450121. The next prime is 22450133. The reversal of 22450125 is 52105422.

It is a happy number.

It is not a de Polignac number, because 22450125 - 2² = 22450121 is a prime.

It is a super-2 number, since 2×22450125² = 1008016225031250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22450121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48897 + ... + 49353.

It is an arithmetic number, because the mean of its divisors is an integer number (1178892).

Almost surely, 2^22450125 is an apocalyptic number.

22450125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22450125 is a deficient number, since it is larger than the sum of its proper divisors (15274419).

22450125 is a wasteful number, since it uses less digits than its factorization.

22450125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 22450125 is about 4738.1562869960. The cubic root of 22450125 is about 282.1020580250.

Adding to 22450125 its reverse (52105422), we get a palindrome (74555547).

The spelling of 22450125 in words is "twenty-two million, four hundred fifty thousand, one hundred twenty-five".