26196697 has 2 divisors, whose sum is σ = 26196698. Its totient is φ = 26196696.

The previous prime is 26196691. The next prime is 26196713. The reversal of 26196697 is 79669162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15280281 + 10916416 = 3909^2 + 3304^2 .

It is a cyclic number.

It is not a de Polignac number, because 26196697 - 2³ = 26196689 is a prime.

It is not a weakly prime, because it can be changed into another prime (26196691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13098348 + 13098349.

It is an arithmetic number, because the mean of its divisors is an integer number (13098349).

Almost surely, 2^26196697 is an apocalyptic number.

It is an amenable number.

26196697 is a deficient number, since it is larger than the sum of its proper divisors (1).

26196697 is an equidigital number, since it uses as much as digits as its factorization.

26196697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 46.

The square root of 26196697 is about 5118.2708994347. The cubic root of 26196697 is about 296.9948001372.

It can be divided in two parts, 2619 and 6697, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 26196697 in words is "twenty-six million, one hundred ninety-six thousand, six hundred ninety-seven".