26161338 has 16 divisors (see below), whose sum is σ = 59797440. Its totient is φ = 7474656.

The previous prime is 26161307. The next prime is 26161349. The reversal of 26161338 is 83316162.

It is a super-3 number, since 3×26161338³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311403 + ... + 311486.

It is an arithmetic number, because the mean of its divisors is an integer number (3737340).

Almost surely, 2^26161338 is an apocalyptic number.

26161338 is an abundant number, since it is smaller than the sum of its proper divisors (33636102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26161338 is a wasteful number, since it uses less digits than its factorization.

26161338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622901.

The product of its digits is 5184, while the sum is 30.

The square root of 26161338 is about 5114.8155391959. The cubic root of 26161338 is about 296.8611170313.

The spelling of 26161338 in words is "twenty-six million, one hundred sixty-one thousand, three hundred thirty-eight".