26028634 has 8 divisors (see below), whose sum is σ = 39513600. Its totient is φ = 12857436.

The previous prime is 26028601. The next prime is 26028637. The reversal of 26028634 is 43682062.

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

It is a junction number, because it is equal to n+sod(n) for n = 26028596 and 26028605.

It is not an unprimeable number, because it can be changed into a prime (26028637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78234 + ... + 78565.

It is an arithmetic number, because the mean of its divisors is an integer number (4939200).

Almost surely, 2^26028634 is an apocalyptic number.

26028634 is a deficient number, since it is larger than the sum of its proper divisors (13484966).

26028634 is a wasteful number, since it uses less digits than its factorization.

26028634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156884.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 26028634 is about 5101.8265356635. The cubic root of 26028634 is about 296.3583209316.

It can be divided in two parts, 26028 and 634, that added together give a palindrome (26662).

The spelling of 26028634 in words is "twenty-six million, twenty-eight thousand, six hundred thirty-four".