26064157 has 4 divisors (see below), whose sum is σ = 29787616. Its totient is φ = 22340700.

The previous prime is 26064133. The next prime is 26064163. The reversal of 26064157 is 75146062.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26064157 - 2¹¹ = 26062109 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 (26064187) 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, 1861719 + ... + 1861732.

It is an arithmetic number, because the mean of its divisors is an integer number (7446904).

Almost surely, 2^26064157 is an apocalyptic number.

It is an amenable number.

26064157 is a deficient number, since it is larger than the sum of its proper divisors (3723459).

26064157 is an equidigital number, since it uses as much as digits as its factorization.

26064157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3723458.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 26064157 is about 5105.3067488644. The cubic root of 26064157 is about 296.4930795856.

The spelling of 26064157 in words is "twenty-six million, sixty-four thousand, one hundred fifty-seven".