26023631 has 2 divisors, whose sum is σ = 26023632. Its totient is φ = 26023630.

The previous prime is 26023619. The next prime is 26023639. The reversal of 26023631 is 13632062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26023631 - 2⁶ = 26023567 is a prime.

It is a super-2 number, since 2×26023631² = 1354458740848322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 26023597 and 26023606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26023639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13011815 + 13011816.

It is an arithmetic number, because the mean of its divisors is an integer number (13011816).

Almost surely, 2^26023631 is an apocalyptic number.

26023631 is a deficient number, since it is larger than the sum of its proper divisors (1).

26023631 is an equidigital number, since it uses as much as digits as its factorization.

26023631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 26023631 is about 5101.3361975075. The cubic root of 26023631 is about 296.3393318996.

Adding to 26023631 its reverse (13632062), we get a palindrome (39655693).

The spelling of 26023631 in words is "twenty-six million, twenty-three thousand, six hundred thirty-one".