26536542 has 8 divisors (see below), whose sum is σ = 53073096. Its totient is φ = 8845512.

The previous prime is 26536513. The next prime is 26536561. The reversal of 26536542 is 24563562.

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

26536542 is an admirable number.

It is a super-2 number, since 2×26536542² = 1408376122635528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211373 + ... + 2211384.

It is an arithmetic number, because the mean of its divisors is an integer number (6634137).

Almost surely, 2^26536542 is an apocalyptic number.

26536542 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.

26536542 is a wasteful number, since it uses less digits than its factorization.

26536542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422762.

The product of its digits is 43200, while the sum is 33.

The square root of 26536542 is about 5151.3631205730. The cubic root of 26536542 is about 298.2735727772.

The spelling of 26536542 in words is "twenty-six million, five hundred thirty-six thousand, five hundred forty-two".