26516825 has 6 divisors (see below), whose sum is σ = 32880894. Its totient is φ = 21213440.

The previous prime is 26516813. The next prime is 26516839. The reversal of 26516825 is 52861562.

It can be written as a sum of positive squares in 3 ways, for example, as 4624 + 26512201 = 68^2 + 5149^2 .

It is not a de Polignac number, because 26516825 - 2⁸ = 26516569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530312 + ... + 530361.

It is an arithmetic number, because the mean of its divisors is an integer number (5480149).

Almost surely, 2^26516825 is an apocalyptic number.

26516825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26516825 is a deficient number, since it is larger than the sum of its proper divisors (6364069).

26516825 is a wasteful number, since it uses less digits than its factorization.

26516825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060683 (or 1060678 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 26516825 is about 5149.4489996504. The cubic root of 26516825 is about 298.1996807430.

The spelling of 26516825 in words is "twenty-six million, five hundred sixteen thousand, eight hundred twenty-five".