26161882 has 4 divisors (see below), whose sum is σ = 39242826. Its totient is φ = 13080940.

The previous prime is 26161871. The next prime is 26161907. The reversal of 26161882 is 28816162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28816162 = 2 ⋅14408081.

It can be written as a sum of positive squares in only one way, i.e., 14676561 + 11485321 = 3831^2 + 3389^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6540469 + ... + 6540472.

Almost surely, 2^26161882 is an apocalyptic number.

26161882 is a deficient number, since it is larger than the sum of its proper divisors (13080944).

26161882 is a wasteful number, since it uses less digits than its factorization.

26161882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13080943.

The product of its digits is 9216, while the sum is 34.

The square root of 26161882 is about 5114.8687177678. The cubic root of 26161882 is about 296.8631746647.

The spelling of 26161882 in words is "twenty-six million, one hundred sixty-one thousand, eight hundred eighty-two".