26321025 has 12 divisors (see below), whose sum is σ = 43517552. Its totient is φ = 14037840.

The previous prime is 26321011. The next prime is 26321027. The reversal of 26321025 is 52012362.

It is not a de Polignac number, because 26321025 - 2⁸ = 26320769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26320992 and 26321010.

It is not an unprimeable number, because it can be changed into a prime (26321027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175399 + ... + 175548.

Almost surely, 2^26321025 is an apocalyptic number.

26321025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26321025 is a deficient number, since it is larger than the sum of its proper divisors (17196527).

26321025 is a wasteful number, since it uses less digits than its factorization.

26321025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350960 (or 350955 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 26321025 is about 5130.4020310303. The cubic root of 26321025 is about 297.4638988277.

Adding to 26321025 its reverse (52012362), we get a palindrome (78333387).

The spelling of 26321025 in words is "twenty-six million, three hundred twenty-one thousand, twenty-five".