26620868 has 12 divisors (see below), whose sum is σ = 46689552. Its totient is φ = 13281000.

The previous prime is 26620829. The next prime is 26620877. The reversal of 26620868 is 86802662.

It is a super-2 number, since 2×26620868² = 1417341226146848, which contains 22 as substring.

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, 5258 + ... + 8993.

It is an arithmetic number, because the mean of its divisors is an integer number (3890796).

Almost surely, 2^26620868 is an apocalyptic number.

It is an amenable number.

26620868 is a deficient number, since it is larger than the sum of its proper divisors (20068684).

26620868 is a wasteful number, since it uses less digits than its factorization.

26620868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14722 (or 14720 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 26620868 is about 5159.5414524936. The cubic root of 26620868 is about 298.5891831269.

The spelling of 26620868 in words is "twenty-six million, six hundred twenty thousand, eight hundred sixty-eight".