26356434 has 16 divisors (see below), whose sum is σ = 56767872. Its totient is φ = 8109648.

The previous prime is 26356403. The next prime is 26356457. The reversal of 26356434 is 43465362.

It is a super-2 number, since 2×26356434² = 1389323226392712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26356395 and 26356404.

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 7 ways as a sum of consecutive naturals, for example, 168874 + ... + 169029.

It is an arithmetic number, because the mean of its divisors is an integer number (3547992).

Almost surely, 2^26356434 is an apocalyptic number.

26356434 is an abundant number, since it is smaller than the sum of its proper divisors (30411438).

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

26356434 is a wasteful number, since it uses less digits than its factorization.

26356434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337921.

The product of its digits is 51840, while the sum is 33.

The square root of 26356434 is about 5133.8517703572. The cubic root of 26356434 is about 297.5972292420.

The spelling of 26356434 in words is "twenty-six million, three hundred fifty-six thousand, four hundred thirty-four".