26425243 has 4 divisors (see below), whose sum is σ = 28457968. Its totient is φ = 24392520.

The previous prime is 26425213. The next prime is 26425247. The reversal of 26425243 is 34252462.

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

It is a cyclic number.

It is not a de Polignac number, because 26425243 - 2⁵ = 26425211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26425247) 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, 1016343 + ... + 1016368.

It is an arithmetic number, because the mean of its divisors is an integer number (7114492).

Almost surely, 2^26425243 is an apocalyptic number.

26425243 is a deficient number, since it is larger than the sum of its proper divisors (2032725).

26425243 is a wasteful number, since it uses less digits than its factorization.

26425243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032724.

The product of its digits is 11520, while the sum is 28.

The square root of 26425243 is about 5140.5489006525. The cubic root of 26425243 is about 297.8559841934.

The spelling of 26425243 in words is "twenty-six million, four hundred twenty-five thousand, two hundred forty-three".