26540525 has 24 divisors (see below), whose sum is σ = 36289344. Its totient is φ = 19094400.

The previous prime is 26540513. The next prime is 26540531. The reversal of 26540525 is 52504562.

It is not a de Polignac number, because 26540525 - 2¹⁰ = 26539501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27857 + ... + 28793.

It is an arithmetic number, because the mean of its divisors is an integer number (1512056).

Almost surely, 2^26540525 is an apocalyptic number.

26540525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26540525 is a deficient number, since it is larger than the sum of its proper divisors (9748819).

26540525 is a wasteful number, since it uses less digits than its factorization.

26540525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 26540525 is about 5151.7497027709. The cubic root of 26540525 is about 298.2884951461.

The spelling of 26540525 in words is "twenty-six million, five hundred forty thousand, five hundred twenty-five".