26640752 has 20 divisors (see below), whose sum is σ = 51811416. Its totient is φ = 13270080.

The previous prime is 26640743. The next prime is 26640769. The reversal of 26640752 is 25704662.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427 + ... + 7437.

Almost surely, 2^26640752 is an apocalyptic number.

It is an amenable number.

26640752 is a deficient number, since it is larger than the sum of its proper divisors (25170664).

26640752 is a wasteful number, since it uses less digits than its factorization.

26640752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6296 (or 6290 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 26640752 is about 5161.4680082318. The cubic root of 26640752 is about 298.6635066453.

The spelling of 26640752 in words is "twenty-six million, six hundred forty thousand, seven hundred fifty-two".