26042453 has 4 divisors (see below), whose sum is σ = 27574380. Its totient is φ = 24510528.

The previous prime is 26042441. The next prime is 26042459. The reversal of 26042453 is 35424062.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17322244 + 8720209 = 4162^2 + 2953^2 .

It is a cyclic number.

It is not a de Polignac number, because 26042453 - 2⁸ = 26042197 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 (26042459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765938 + ... + 765971.

It is an arithmetic number, because the mean of its divisors is an integer number (6893595).

Almost surely, 2^26042453 is an apocalyptic number.

It is an amenable number.

26042453 is a deficient number, since it is larger than the sum of its proper divisors (1531927).

26042453 is a wasteful number, since it uses less digits than its factorization.

26042453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531926.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 26042453 is about 5103.1806748341. The cubic root of 26042453 is about 296.4107587082.

The spelling of 26042453 in words is "twenty-six million, forty-two thousand, four hundred fifty-three".