26413661 has 8 divisors (see below), whose sum is σ = 26800224. Its totient is φ = 26030160.

The previous prime is 26413649. The next prime is 26413669. The reversal of 26413661 is 16631462.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26413661 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 (26413669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20735 + ... + 21971.

It is an arithmetic number, because the mean of its divisors is an integer number (3350028).

Almost surely, 2^26413661 is an apocalyptic number.

It is an amenable number.

26413661 is a deficient number, since it is larger than the sum of its proper divisors (386563).

26413661 is a wasteful number, since it uses less digits than its factorization.

26413661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531.

The product of its digits is 5184, while the sum is 29.

The square root of 26413661 is about 5139.4222437936. The cubic root of 26413661 is about 297.8124617663.

The spelling of 26413661 in words is "twenty-six million, four hundred thirteen thousand, six hundred sixty-one".