26021034 has 64 divisors (see below), whose sum is σ = 63060480. Its totient is φ = 7905600.

The previous prime is 26021029. The next prime is 26021057. The reversal of 26021034 is 43012062.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 26020998 and 26021016.

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 31 ways as a sum of consecutive naturals, for example, 70719 + ... + 71085.

It is an arithmetic number, because the mean of its divisors is an integer number (985320).

Almost surely, 2^26021034 is an apocalyptic number.

26021034 is the 2727-th nonagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26021034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31530240).

26021034 is an abundant number, since it is smaller than the sum of its proper divisors (37039446).

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

26021034 is a wasteful number, since it uses less digits than its factorization.

26021034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 26021034 is about 5101.0816500033. The cubic root of 26021034 is about 296.3294739511.

Adding to 26021034 its reverse (43012062), we get a palindrome (69033096).

The spelling of 26021034 in words is "twenty-six million, twenty-one thousand, thirty-four".