27464986 has 4 divisors (see below), whose sum is σ = 41197482. Its totient is φ = 13732492.

The previous prime is 27464981. The next prime is 27464999. The reversal of 27464986 is 68946472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23184225 + 4280761 = 4815^2 + 2069^2 .

It is not an unprimeable number, because it can be changed into a prime (27464981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6866245 + ... + 6866248.

Almost surely, 2^27464986 is an apocalyptic number.

27464986 is a deficient number, since it is larger than the sum of its proper divisors (13732496).

27464986 is a wasteful number, since it uses less digits than its factorization.

27464986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13732495.

The product of its digits is 580608, while the sum is 46.

The square root of 27464986 is about 5240.7047236035. The cubic root of 27464986 is about 301.7123776497.

The spelling of 27464986 in words is "twenty-seven million, four hundred sixty-four thousand, nine hundred eighty-six".