26118172 has 6 divisors (see below), whose sum is σ = 45706808. Its totient is φ = 13059084.

The previous prime is 26118163. The next prime is 26118173. The reversal of 26118172 is 27181162.

It is a self number, because there is not a number n which added to its sum of digits gives 26118172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26118173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3264768 + ... + 3264775.

Almost surely, 2^26118172 is an apocalyptic number.

It is an amenable number.

26118172 is a deficient number, since it is larger than the sum of its proper divisors (19588636).

26118172 is a wasteful number, since it uses less digits than its factorization.

26118172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6529547 (or 6529545 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The square root of 26118172 is about 5110.5940946234. The cubic root of 26118172 is about 296.6977543205.

The spelling of 26118172 in words is "twenty-six million, one hundred eighteen thousand, one hundred seventy-two".