26539242 has 8 divisors (see below), whose sum is σ = 53078496. Its totient is φ = 8846412.

The previous prime is 26539231. The next prime is 26539243. The reversal of 26539242 is 24293562.

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

26539242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (26539243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211598 + ... + 2211609.

It is an arithmetic number, because the mean of its divisors is an integer number (6634812).

Almost surely, 2^26539242 is an apocalyptic number.

26539242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26539242 is a wasteful number, since it uses less digits than its factorization.

26539242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423212.

The product of its digits is 25920, while the sum is 33.

The square root of 26539242 is about 5151.6251804649. The cubic root of 26539242 is about 298.2836885305.

The spelling of 26539242 in words is "twenty-six million, five hundred thirty-nine thousand, two hundred forty-two".