26424469 has 2 divisors, whose sum is σ = 26424470. Its totient is φ = 26424468.

The previous prime is 26424451. The next prime is 26424479. The reversal of 26424469 is 96442462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24059025 + 2365444 = 4905^2 + 1538^2 .

It is a cyclic number.

It is not a de Polignac number, because 26424469 - 2¹¹ = 26422421 is a prime.

It is a super-2 number, since 2×26424469² = 1396505123863922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26424479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13212234 + 13212235.

It is an arithmetic number, because the mean of its divisors is an integer number (13212235).

Almost surely, 2^26424469 is an apocalyptic number.

It is an amenable number.

26424469 is a deficient number, since it is larger than the sum of its proper divisors (1).

26424469 is an equidigital number, since it uses as much as digits as its factorization.

26424469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 37.

The square root of 26424469 is about 5140.4736163120. The cubic root of 26424469 is about 297.8530760803.

The spelling of 26424469 in words is "twenty-six million, four hundred twenty-four thousand, four hundred sixty-nine".