26413157 has 4 divisors (see below), whose sum is σ = 26507436. Its totient is φ = 26318880.

The previous prime is 26413151. The next prime is 26413159. The reversal of 26413157 is 75131462.

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 23049601 + 3363556 = 4801^2 + 1834^2 .

It is a cyclic number.

It is not a de Polignac number, because 26413157 - 2⁴ = 26413141 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 (26413151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46718 + ... + 47279.

It is an arithmetic number, because the mean of its divisors is an integer number (6626859).

Almost surely, 2^26413157 is an apocalyptic number.

It is an amenable number.

26413157 is a deficient number, since it is larger than the sum of its proper divisors (94279).

26413157 is an equidigital number, since it uses as much as digits as its factorization.

26413157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94278.

The product of its digits is 5040, while the sum is 29.

The square root of 26413157 is about 5139.3732108108. The cubic root of 26413157 is about 297.8105675642.

The spelling of 26413157 in words is "twenty-six million, four hundred thirteen thousand, one hundred fifty-seven".