26044421 has 12 divisors (see below), whose sum is σ = 29689920. Its totient is φ = 22772880.

The previous prime is 26044409. The next prime is 26044423. The reversal of 26044421 is 12444062.

It is not a de Polignac number, because 26044421 - 2¹⁸ = 25782277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26044423) 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, 845 + ... + 7266.

It is an arithmetic number, because the mean of its divisors is an integer number (2474160).

Almost surely, 2^26044421 is an apocalyptic number.

It is an amenable number.

26044421 is a deficient number, since it is larger than the sum of its proper divisors (3645499).

26044421 is a wasteful number, since it uses less digits than its factorization.

26044421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8156 (or 8143 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 26044421 is about 5103.3734921128. The cubic root of 26044421 is about 296.4182250002.

Adding to 26044421 its reverse (12444062), we get a palindrome (38488483).

The spelling of 26044421 in words is "twenty-six million, forty-four thousand, four hundred twenty-one".