26460631 has 2 divisors, whose sum is σ = 26460632. Its totient is φ = 26460630.

The previous prime is 26460617. The next prime is 26460677. The reversal of 26460631 is 13606462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26460631 - 2⁷ = 26460503 is a prime.

It is a super-2 number, since 2×26460631² = 1400329985836322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26460631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26460601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13230315 + 13230316.

It is an arithmetic number, because the mean of its divisors is an integer number (13230316).

Almost surely, 2^26460631 is an apocalyptic number.

26460631 is a deficient number, since it is larger than the sum of its proper divisors (1).

26460631 is an equidigital number, since it uses as much as digits as its factorization.

26460631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 26460631 is about 5143.9897939246. The cubic root of 26460631 is about 297.9888852212.

The spelling of 26460631 in words is "twenty-six million, four hundred sixty thousand, six hundred thirty-one".