26438674 has 4 divisors (see below), whose sum is σ = 39658014. Its totient is φ = 13219336.

The previous prime is 26438653. The next prime is 26438677. The reversal of 26438674 is 47683462.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20313049 + 6125625 = 4507^2 + 2475^2 .

It is not an unprimeable number, because it can be changed into a prime (26438677) by changing a digit.

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 as a sum of consecutive naturals, namely, 6609667 + ... + 6609670.

Almost surely, 2^26438674 is an apocalyptic number.

26438674 is a deficient number, since it is larger than the sum of its proper divisors (13219340).

26438674 is a wasteful number, since it uses less digits than its factorization.

26438674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13219339.

The product of its digits is 193536, while the sum is 40.

The square root of 26438674 is about 5141.8551127001. The cubic root of 26438674 is about 297.9064388054.

The spelling of 26438674 in words is "twenty-six million, four hundred thirty-eight thousand, six hundred seventy-four".