26493967 has 4 divisors (see below), whose sum is σ = 26505000. Its totient is φ = 26482936.

The previous prime is 26493937. The next prime is 26493979. The reversal of 26493967 is 76939462.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 26493967 - 2¹⁵ = 26461199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26493937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217 + ... + 7282.

It is an arithmetic number, because the mean of its divisors is an integer number (6626250).

Almost surely, 2^26493967 is an apocalyptic number.

26493967 is a deficient number, since it is larger than the sum of its proper divisors (11033).

26493967 is an equidigital number, since it uses as much as digits as its factorization.

26493967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11032.

The product of its digits is 489888, while the sum is 46.

The square root of 26493967 is about 5147.2290603780. The cubic root of 26493967 is about 298.1139715399.

The spelling of 26493967 in words is "twenty-six million, four hundred ninety-three thousand, nine hundred sixty-seven".