26883287 has 2 divisors, whose sum is σ = 26883288. Its totient is φ = 26883286.

The previous prime is 26883247. The next prime is 26883317. The reversal of 26883287 is 78238862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26883287 - 2⁶ = 26883223 is a prime.

It is a super-2 number, since 2×26883287² = 1445422239848738, 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 (26883247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13441643 + 13441644.

It is an arithmetic number, because the mean of its divisors is an integer number (13441644).

Almost surely, 2^26883287 is an apocalyptic number.

26883287 is a deficient number, since it is larger than the sum of its proper divisors (1).

26883287 is an equidigital number, since it uses as much as digits as its factorization.

26883287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The square root of 26883287 is about 5184.9095459805. The cubic root of 26883287 is about 299.5671052706.

The spelling of 26883287 in words is "twenty-six million, eight hundred eighty-three thousand, two hundred eighty-seven".