26445225 has 24 divisors (see below), whose sum is σ = 43872192. Its totient is φ = 14056000.

The previous prime is 26445203. The next prime is 26445227. The reversal of 26445225 is 52254462.

It is a happy number.

It is not a de Polignac number, because 26445225 - 2¹⁷ = 26314153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26445192 and 26445201.

It is not an unprimeable number, because it can be changed into a prime (26445227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37375 + ... + 38075.

It is an arithmetic number, because the mean of its divisors is an integer number (1828008).

Almost surely, 2^26445225 is an apocalyptic number.

26445225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26445225 is a deficient number, since it is larger than the sum of its proper divisors (17426967).

26445225 is a wasteful number, since it uses less digits than its factorization.

26445225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217 (or 1212 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 26445225 is about 5142.4921001398. The cubic root of 26445225 is about 297.9310419544.

Adding to 26445225 its reverse (52254462), we get a palindrome (78699687).

The spelling of 26445225 in words is "twenty-six million, four hundred forty-five thousand, two hundred twenty-five".