27231064 has 24 divisors (see below), whose sum is σ = 59395140. Its totient is φ = 11670288.

The previous prime is 27231031. The next prime is 27231067. The reversal of 27231064 is 46013272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27231067) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 34342 + ... + 35125.

Almost surely, 2^27231064 is an apocalyptic number.

It is an amenable number.

27231064 is an abundant number, since it is smaller than the sum of its proper divisors (32164076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27231064 is a wasteful number, since it uses less digits than its factorization.

27231064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69487 (or 69476 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 27231064 is about 5218.3391994005. The cubic root of 27231064 is about 300.8533628637.

The spelling of 27231064 in words is "twenty-seven million, two hundred thirty-one thousand, sixty-four".