26564097 has 32 divisors (see below), whose sum is σ = 41783040. Its totient is φ = 14699520.

The previous prime is 26564059. The next prime is 26564099. The reversal of 26564097 is 79046562.

It is not a de Polignac number, because 26564097 - 2⁸ = 26563841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26564099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113893 + ... + 114125.

It is an arithmetic number, because the mean of its divisors is an integer number (1305720).

Almost surely, 2^26564097 is an apocalyptic number.

It is an amenable number.

26564097 is a deficient number, since it is larger than the sum of its proper divisors (15218943).

26564097 is a wasteful number, since it uses less digits than its factorization.

26564097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 26564097 is about 5154.0369614507. The cubic root of 26564097 is about 298.3767774468.

The spelling of 26564097 in words is "twenty-six million, five hundred sixty-four thousand, ninety-seven".