26798001 has 16 divisors (see below), whose sum is σ = 39139200. Its totient is φ = 16233728.

The previous prime is 26797963. The next prime is 26798003. The reversal of 26798001 is 10089762.

It is a cyclic number.

It is not a de Polignac number, because 26798001 - 2¹⁰ = 26796977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26798003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7581 + ... + 10538.

It is an arithmetic number, because the mean of its divisors is an integer number (2446200).

Almost surely, 2^26798001 is an apocalyptic number.

It is an amenable number.

26798001 is a deficient number, since it is larger than the sum of its proper divisors (12341199).

26798001 is a wasteful number, since it uses less digits than its factorization.

26798001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18168.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 26798001 is about 5176.6785683486. The cubic root of 26798001 is about 299.2499820283.

The spelling of 26798001 in words is "twenty-six million, seven hundred ninety-eight thousand, one".