26729968 has 10 divisors (see below), whose sum is σ = 51789344. Its totient is φ = 13364976.

The previous prime is 26729959. The next prime is 26729971. The reversal of 26729968 is 86992762.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835296 + ... + 835327.

Almost surely, 2^26729968 is an apocalyptic number.

It is an amenable number.

26729968 is a deficient number, since it is larger than the sum of its proper divisors (25059376).

26729968 is a wasteful number, since it uses less digits than its factorization.

26729968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670631 (or 1670625 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 26729968 is about 5170.1032871694. The cubic root of 26729968 is about 298.9965287084.

The spelling of 26729968 in words is "twenty-six million, seven hundred twenty-nine thousand, nine hundred sixty-eight".