26390034 has 24 divisors (see below), whose sum is σ = 62376912. Its totient is φ = 7996920.

The previous prime is 26390017. The next prime is 26390041. The reversal of 26390034 is 43009362.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66444 + ... + 66839.

It is an arithmetic number, because the mean of its divisors is an integer number (2599038).

Almost surely, 2^26390034 is an apocalyptic number.

26390034 is an abundant number, since it is smaller than the sum of its proper divisors (35986878).

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

26390034 is a wasteful number, since it uses less digits than its factorization.

26390034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133302 (or 133299 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 26390034 is about 5137.1231248628. The cubic root of 26390034 is about 297.7236376019.

Adding to 26390034 its reverse (43009362), we get a palindrome (69399396).

The spelling of 26390034 in words is "twenty-six million, three hundred ninety thousand, thirty-four".