26304425 has 36 divisors (see below), whose sum is σ = 38485260. Its totient is φ = 17781120.

The previous prime is 26304409. The next prime is 26304469. The reversal of 26304425 is 52440362.

It can be written as a sum of positive squares in 6 ways, for example, as 2019241 + 24285184 = 1421^2 + 4928^2 .

It is not a de Polignac number, because 26304425 - 2⁴ = 26304409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26304394 and 26304403.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 133427 + ... + 133623.

It is an arithmetic number, because the mean of its divisors is an integer number (1069035).

Almost surely, 2^26304425 is an apocalyptic number.

26304425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26304425 is a deficient number, since it is larger than the sum of its proper divisors (12180835).

26304425 is a wasteful number, since it uses less digits than its factorization.

26304425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 26304425 is about 5128.7839689345. The cubic root of 26304425 is about 297.4013513756.

Adding to 26304425 its reverse (52440362), we get a palindrome (78744787).

The spelling of 26304425 in words is "twenty-six million, three hundred four thousand, four hundred twenty-five".