26049634 has 16 divisors (see below), whose sum is σ = 42243768. Its totient is φ = 11976192.

The previous prime is 26049631. The next prime is 26049643. The reversal of 26049634 is 43694062.

It can be written as a sum of positive squares in 4 ways, for example, as 4862025 + 21187609 = 2205^2 + 4603^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26049634.

It is not an unprimeable number, because it can be changed into a prime (26049631) 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, 5394 + ... + 9010.

Almost surely, 2^26049634 is an apocalyptic number.

26049634 is a deficient number, since it is larger than the sum of its proper divisors (16194134).

26049634 is a wasteful number, since it uses less digits than its factorization.

26049634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 26049634 is about 5103.8842071505. The cubic root of 26049634 is about 296.4380005102.

It can be divided in two parts, 260 and 49634, that added together give a palindrome (49894).

The spelling of 26049634 in words is "twenty-six million, forty-nine thousand, six hundred thirty-four".