26230521 has 16 divisors (see below), whose sum is σ = 36071424. Its totient is φ = 16942464.

The previous prime is 26230513. The next prime is 26230537. The reversal of 26230521 is 12503262.

It is not a de Polignac number, because 26230521 - 2³ = 26230513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26230021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42205 + ... + 42821.

It is an arithmetic number, because the mean of its divisors is an integer number (2254464).

Almost surely, 2^26230521 is an apocalyptic number.

It is an amenable number.

26230521 is a deficient number, since it is larger than the sum of its proper divisors (9840903).

26230521 is a wasteful number, since it uses less digits than its factorization.

26230521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

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

The square root of 26230521 is about 5121.5740744423. The cubic root of 26230521 is about 297.1225672849.

Adding to 26230521 its reverse (12503262), we get a palindrome (38733783).

The spelling of 26230521 in words is "twenty-six million, two hundred thirty thousand, five hundred twenty-one".