26242065 has 24 divisors (see below), whose sum is σ = 46718568. Its totient is φ = 13616640.

The previous prime is 26242061. The next prime is 26242081. The reversal of 26242065 is 56024262.

It can be written as a sum of positive squares in 4 ways, for example, as 8803089 + 17438976 = 2967^2 + 4176^2 .

It is not a de Polignac number, because 26242065 - 2² = 26242061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26242061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6216 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (1946607).

Almost surely, 2^26242065 is an apocalyptic number.

It is an amenable number.

26242065 is a deficient number, since it is larger than the sum of its proper divisors (20476503).

26242065 is a wasteful number, since it uses less digits than its factorization.

26242065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15809 (or 15806 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 26242065 is about 5122.7009477423. The cubic root of 26242065 is about 297.1661485753.

The spelling of 26242065 in words is "twenty-six million, two hundred forty-two thousand, sixty-five".