26430115 has 4 divisors (see below), whose sum is σ = 31716144. Its totient is φ = 21144088.

The previous prime is 26430091. The next prime is 26430127. The reversal of 26430115 is 51103462.

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 26430115 - 2¹⁷ = 26299043 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, 2643007 + ... + 2643016.

It is an arithmetic number, because the mean of its divisors is an integer number (7929036).

Almost surely, 2^26430115 is an apocalyptic number.

26430115 is a deficient number, since it is larger than the sum of its proper divisors (5286029).

26430115 is an equidigital number, since it uses as much as digits as its factorization.

26430115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286028.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 26430115 is about 5141.0227581679. The cubic root of 26430115 is about 297.8742882216.

Adding to 26430115 its reverse (51103462), we get a palindrome (77533577).

The spelling of 26430115 in words is "twenty-six million, four hundred thirty thousand, one hundred fifteen".