26440412 has 6 divisors (see below), whose sum is σ = 46270728. Its totient is φ = 13220204.

The previous prime is 26440391. The next prime is 26440429. The reversal of 26440412 is 21404462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3305048 + ... + 3305055.

It is an arithmetic number, because the mean of its divisors is an integer number (7711788).

Almost surely, 2^26440412 is an apocalyptic number.

It is an amenable number.

26440412 is a deficient number, since it is larger than the sum of its proper divisors (19830316).

26440412 is a wasteful number, since it uses less digits than its factorization.

26440412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610107 (or 6610105 counting only the distinct ones).

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

The square root of 26440412 is about 5142.0241150738. The cubic root of 26440412 is about 297.9129664908.

Adding to 26440412 its reverse (21404462), we get a palindrome (47844874).

The spelling of 26440412 in words is "twenty-six million, four hundred forty thousand, four hundred twelve".