26020023 has 4 divisors (see below), whose sum is σ = 34693368. Its totient is φ = 17346680.

The previous prime is 26019971. The next prime is 26020037. The reversal of 26020023 is 32002062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26020023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26019984 and 26020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26020073) 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, 4336668 + ... + 4336673.

It is an arithmetic number, because the mean of its divisors is an integer number (8673342).

Almost surely, 2^26020023 is an apocalyptic number.

26020023 is a deficient number, since it is larger than the sum of its proper divisors (8673345).

26020023 is an equidigital number, since it uses as much as digits as its factorization.

26020023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8673344.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 26020023 is about 5100.9825524109. The cubic root of 26020023 is about 296.3256361203.

Adding to 26020023 its reverse (32002062), we get a palindrome (58022085).

The spelling of 26020023 in words is "twenty-six million, twenty thousand, twenty-three".