26142265 has 4 divisors (see below), whose sum is σ = 31370724. Its totient is φ = 20913808.

The previous prime is 26142257. The next prime is 26142287. The reversal of 26142265 is 56224162.

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 14561856 + 11580409 = 3816^2 + 3403^2 .

It is a cyclic number.

It is not a de Polignac number, because 26142265 - 2³ = 26142257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2614222 + ... + 2614231.

It is an arithmetic number, because the mean of its divisors is an integer number (7842681).

Almost surely, 2^26142265 is an apocalyptic number.

It is an amenable number.

26142265 is a deficient number, since it is larger than the sum of its proper divisors (5228459).

26142265 is an equidigital number, since it uses as much as digits as its factorization.

26142265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5228458.

The product of its digits is 5760, while the sum is 28.

The square root of 26142265 is about 5112.9507136291. The cubic root of 26142265 is about 296.7889570037.

The spelling of 26142265 in words is "twenty-six million, one hundred forty-two thousand, two hundred sixty-five".