26867764 has 48 divisors (see below), whose sum is σ = 59383296. Its totient is φ = 10332000.

The previous prime is 26867761. The next prime is 26867773. The reversal of 26867764 is 46776862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26867761) 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 15 ways as a sum of consecutive naturals, for example, 25039 + ... + 26089.

It is an arithmetic number, because the mean of its divisors is an integer number (1237152).

Almost surely, 2^26867764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26867764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29691648).

26867764 is an abundant number, since it is smaller than the sum of its proper divisors (32515532).

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

26867764 is a wasteful number, since it uses less digits than its factorization.

26867764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156 (or 1154 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 26867764 is about 5183.4123895365. The cubic root of 26867764 is about 299.5094352952.

The spelling of 26867764 in words is "twenty-six million, eight hundred sixty-seven thousand, seven hundred sixty-four".