24445225 has 24 divisors (see below), whose sum is σ = 35497728. Its totient is φ = 16348800.

The previous prime is 24445219. The next prime is 24445237. The reversal of 24445225 is 52254442.

It is not a de Polignac number, because 24445225 - 2⁵ = 24445193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24445193 and 24445202.

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, 5472 + ... + 8878.

It is an arithmetic number, because the mean of its divisors is an integer number (1479072).

Almost surely, 2^24445225 is an apocalyptic number.

24445225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

24445225 is a deficient number, since it is larger than the sum of its proper divisors (11052503).

24445225 is a wasteful number, since it uses less digits than its factorization.

24445225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465 (or 3460 counting only the distinct ones).

The product of its digits is 12800, while the sum is 28.

The square root of 24445225 is about 4944.2112616675. The cubic root of 24445225 is about 290.2226787526. Note that the first 3 decimals are identical.

Adding to 24445225 its reverse (52254442), we get a palindrome (76699667).

The spelling of 24445225 in words is "twenty-four million, four hundred forty-five thousand, two hundred twenty-five".