26797923 has 24 divisors (see below), whose sum is σ = 41371200. Its totient is φ = 16665264.

The previous prime is 26797909. The next prime is 26797931. The reversal of 26797923 is 32979762.

It is a happy number.

It is not a de Polignac number, because 26797923 - 2⁴ = 26797907 is a prime.

It is a super-2 number, since 2×26797923² = 1436257354227858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26797963) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10288 + ... + 12626.

It is an arithmetic number, because the mean of its divisors is an integer number (1723800).

Almost surely, 2^26797923 is an apocalyptic number.

26797923 is a deficient number, since it is larger than the sum of its proper divisors (14573277).

26797923 is a wasteful number, since it uses less digits than its factorization.

26797923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431 (or 2428 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 26797923 is about 5176.6710345549. The cubic root of 26797923 is about 299.2496916892.

The spelling of 26797923 in words is "twenty-six million, seven hundred ninety-seven thousand, nine hundred twenty-three".