26480225 has 6 divisors (see below), whose sum is σ = 32835510. Its totient is φ = 21184160.

The previous prime is 26480221. The next prime is 26480257. The reversal of 26480225 is 52208462.

It can be written as a sum of positive squares in 3 ways, for example, as 1008016 + 25472209 = 1004^2 + 5047^2 .

It is not a de Polignac number, because 26480225 - 2² = 26480221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26480221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 529580 + ... + 529629.

It is an arithmetic number, because the mean of its divisors is an integer number (5472585).

Almost surely, 2^26480225 is an apocalyptic number.

26480225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26480225 is a deficient number, since it is larger than the sum of its proper divisors (6355285).

26480225 is a wasteful number, since it uses less digits than its factorization.

26480225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059219 (or 1059214 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 26480225 is about 5145.8939942443. The cubic root of 26480225 is about 298.0624202981.

Adding to 26480225 its reverse (52208462), we get a palindrome (78688687).

The spelling of 26480225 in words is "twenty-six million, four hundred eighty thousand, two hundred twenty-five".