22325025 has 24 divisors (see below), whose sum is σ = 37122624. Its totient is φ = 11838400.

The previous prime is 22324999. The next prime is 22325077. The reversal of 22325025 is 52052322.

It is not a de Polignac number, because 22325025 - 2¹² = 22320929 is a prime.

It is a super-3 number, since 3×22325025³ (a number of 23 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22324992 and 22325010.

It is an unprimeable number.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14020 + ... + 15530.

It is an arithmetic number, because the mean of its divisors is an integer number (1546776).

Almost surely, 2^22325025 is an apocalyptic number.

22325025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22325025 is a deficient number, since it is larger than the sum of its proper divisors (14797599).

22325025 is a wasteful number, since it uses less digits than its factorization.

22325025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721 (or 1716 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 22325025 is about 4724.9365075099. The cubic root of 22325025 is about 281.5770910537.

Adding to 22325025 its reverse (52052322), we get a palindrome (74377347).

The spelling of 22325025 in words is "twenty-two million, three hundred twenty-five thousand, twenty-five".