26340073 has 4 divisors (see below), whose sum is σ = 26352000. Its totient is φ = 26328148.

The previous prime is 26340043. The next prime is 26340107. The reversal of 26340073 is 37004362.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26340073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26340043) 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, 1573 + ... + 7426.

It is an arithmetic number, because the mean of its divisors is an integer number (6588000).

Almost surely, 2^26340073 is an apocalyptic number.

It is an amenable number.

26340073 is a deficient number, since it is larger than the sum of its proper divisors (11927).

26340073 is an equidigital number, since it uses as much as digits as its factorization.

26340073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11926.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 26340073 is about 5132.2580800268. The cubic root of 26340073 is about 297.5356377523.

The spelling of 26340073 in words is "twenty-six million, three hundred forty thousand, seventy-three".