26422461 has 24 divisors (see below), whose sum is σ = 41886936. Its totient is φ = 15949440.

The previous prime is 26422453. The next prime is 26422481. The reversal of 26422461 is 16422462.

It can be written as a sum of positive squares in 4 ways, for example, as 8732025 + 17690436 = 2955^2 + 4206^2 .

It is not a de Polignac number, because 26422461 - 2³ = 26422453 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26422421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4071 + ... + 8331.

It is an arithmetic number, because the mean of its divisors is an integer number (1745289).

Almost surely, 2^26422461 is an apocalyptic number.

It is an amenable number.

26422461 is a deficient number, since it is larger than the sum of its proper divisors (15464475).

26422461 is a wasteful number, since it uses less digits than its factorization.

26422461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333 (or 4330 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 26422461 is about 5140.2782998589. The cubic root of 26422461 is about 297.8455312535.

Subtracting from 26422461 its reverse (16422462), we obtain a palindrome (9999999).

The spelling of 26422461 in words is "twenty-six million, four hundred twenty-two thousand, four hundred sixty-one".