26642764 has 36 divisors (see below), whose sum is σ = 50047200. Its totient is φ = 12395040.

The previous prime is 26642753. The next prime is 26642767. The reversal of 26642764 is 46724662.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (26642767) 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 in 11 ways as a sum of consecutive naturals, for example, 111357 + ... + 111595.

It is an arithmetic number, because the mean of its divisors is an integer number (1390200).

Almost surely, 2^26642764 is an apocalyptic number.

It is an amenable number.

26642764 is a deficient number, since it is larger than the sum of its proper divisors (23404436).

26642764 is a wasteful number, since it uses less digits than its factorization.

26642764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334 (or 301 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 26642764 is about 5161.6629103420. The cubic root of 26642764 is about 298.6710251499.

The spelling of 26642764 in words is "twenty-six million, six hundred forty-two thousand, seven hundred sixty-four".