26887361 has 2 divisors, whose sum is σ = 26887362. Its totient is φ = 26887360.

The previous prime is 26887351. The next prime is 26887373. The reversal of 26887361 is 16378862.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26884225 + 3136 = 5185^2 + 56^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26887361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26887351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13443680 + 13443681.

It is an arithmetic number, because the mean of its divisors is an integer number (13443681).

Almost surely, 2^26887361 is an apocalyptic number.

It is an amenable number.

26887361 is a deficient number, since it is larger than the sum of its proper divisors (1).

26887361 is an equidigital number, since it uses as much as digits as its factorization.

26887361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 41.

The square root of 26887361 is about 5185.3024019820. The cubic root of 26887361 is about 299.5822370356.

The spelling of 26887361 in words is "twenty-six million, eight hundred eighty-seven thousand, three hundred sixty-one".