27800116 has 12 divisors (see below), whose sum is σ = 51210880. Its totient is φ = 13168440.

The previous prime is 27800107. The next prime is 27800131. The reversal of 27800116 is 61100872.

It is a super-2 number, since 2×27800116² = 1545692899226912, which contains 22 as substring.

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, 182820 + ... + 182971.

Almost surely, 2^27800116 is an apocalyptic number.

It is an amenable number.

27800116 is a deficient number, since it is larger than the sum of its proper divisors (23410764).

27800116 is a wasteful number, since it uses less digits than its factorization.

27800116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365814 (or 365812 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 27800116 is about 5272.5815309012. The cubic root of 27800116 is about 302.9345928740.

Adding to 27800116 its reverse (61100872), we get a palindrome (88900988).

The spelling of 27800116 in words is "twenty-seven million, eight hundred thousand, one hundred sixteen".