26242651 has 4 divisors (see below), whose sum is σ = 27147600. Its totient is φ = 25337704.

The previous prime is 26242639. The next prime is 26242681. The reversal of 26242651 is 15624262.

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 26242651 - 2¹¹ = 26240603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26242621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452431 + ... + 452488.

It is an arithmetic number, because the mean of its divisors is an integer number (6786900).

Almost surely, 2^26242651 is an apocalyptic number.

26242651 is a deficient number, since it is larger than the sum of its proper divisors (904949).

26242651 is an equidigital number, since it uses as much as digits as its factorization.

26242651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904948.

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

The square root of 26242651 is about 5122.7581438128. The cubic root of 26242651 is about 297.1683605210.

The spelling of 26242651 in words is "twenty-six million, two hundred forty-two thousand, six hundred fifty-one".