26997772 has 6 divisors (see below), whose sum is σ = 47246108. Its totient is φ = 13498884.

The previous prime is 26997769. The next prime is 26997797. The reversal of 26997772 is 27779962.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3374718 + ... + 3374725.

Almost surely, 2^26997772 is an apocalyptic number.

It is an amenable number.

26997772 is a deficient number, since it is larger than the sum of its proper divisors (20248336).

26997772 is a wasteful number, since it uses less digits than its factorization.

26997772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6749447 (or 6749445 counting only the distinct ones).

The product of its digits is 666792, while the sum is 49.

The square root of 26997772 is about 5195.9380288837. The cubic root of 26997772 is about 299.9917479212.

The spelling of 26997772 in words is "twenty-six million, nine hundred ninety-seven thousand, seven hundred seventy-two".