26484139 has 8 divisors (see below), whose sum is σ = 29113920. Its totient is φ = 23891400.

The previous prime is 26484131. The next prime is 26484151. The reversal of 26484139 is 93148462.

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

It is a cyclic number.

It is not a de Polignac number, because 26484139 - 2³ = 26484131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26484098 and 26484107.

It is not an unprimeable number, because it can be changed into a prime (26484131) by changing a digit.

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, 7749 + ... + 10630.

It is an arithmetic number, because the mean of its divisors is an integer number (3639240).

Almost surely, 2^26484139 is an apocalyptic number.

26484139 is a deficient number, since it is larger than the sum of its proper divisors (2629781).

26484139 is a wasteful number, since it uses less digits than its factorization.

26484139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18521.

The product of its digits is 41472, while the sum is 37.

The square root of 26484139 is about 5146.2742834015. The cubic root of 26484139 is about 298.0771049523.

The spelling of 26484139 in words is "twenty-six million, four hundred eighty-four thousand, one hundred thirty-nine".