26621087 has 2 divisors, whose sum is σ = 26621088. Its totient is φ = 26621086.

The previous prime is 26621083. The next prime is 26621113. The reversal of 26621087 is 78012662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26621087 - 2² = 26621083 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26621081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13310543 + 13310544.

It is an arithmetic number, because the mean of its divisors is an integer number (13310544).

Almost surely, 2^26621087 is an apocalyptic number.

26621087 is a deficient number, since it is larger than the sum of its proper divisors (1).

26621087 is an equidigital number, since it uses as much as digits as its factorization.

26621087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 26621087 is about 5159.5626752662. The cubic root of 26621087 is about 298.5900019188.

The spelling of 26621087 in words is "twenty-six million, six hundred twenty-one thousand, eighty-seven".