27200864 has 12 divisors (see below), whose sum is σ = 53551764. Its totient is φ = 13600416.

The previous prime is 27200863. The next prime is 27200891. The reversal of 27200864 is 46800272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27200863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424982 + ... + 425045.

It is an arithmetic number, because the mean of its divisors is an integer number (4462647).

Almost surely, 2^27200864 is an apocalyptic number.

It is an amenable number.

27200864 is a deficient number, since it is larger than the sum of its proper divisors (26350900).

27200864 is an equidigital number, since it uses as much as digits as its factorization.

27200864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850037 (or 850029 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 27200864 is about 5215.4447557231. Note that the first 3 decimals coincide. The cubic root of 27200864 is about 300.7421035017.

The spelling of 27200864 in words is "twenty-seven million, two hundred thousand, eight hundred sixty-four".