26982001 has 2 divisors, whose sum is σ = 26982002. Its totient is φ = 26982000.

The previous prime is 26981993. The next prime is 26982017. The reversal of 26982001 is 10028962.

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., 22572001 + 4410000 = 4751^2 + 2100^2 .

It is a cyclic number.

It is not a de Polignac number, because 26982001 - 2³ = 26981993 is a prime.

It is not a weakly prime, because it can be changed into another prime (26982061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13491000 + 13491001.

It is an arithmetic number, because the mean of its divisors is an integer number (13491001).

Almost surely, 2^26982001 is an apocalyptic number.

It is an amenable number.

26982001 is a deficient number, since it is larger than the sum of its proper divisors (1).

26982001 is an equidigital number, since it uses as much as digits as its factorization.

26982001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 26982001 is about 5194.4201793848. The cubic root of 26982001 is about 299.9333222184.

The spelling of 26982001 in words is "twenty-six million, nine hundred eighty-two thousand, one".