27245064 has 128 divisors (see below), whose sum is σ = 88750080. Its totient is φ = 6758400.

The previous prime is 27245017. The next prime is 27245077. The reversal of 27245064 is 46054272.

27245064 = 67² + 68² + ... + 434².

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 42184 + ... + 42824.

It is an arithmetic number, because the mean of its divisors is an integer number (693360).

Almost surely, 2^27245064 is an apocalyptic number.

27245064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27245064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44375040).

27245064 is an abundant number, since it is smaller than the sum of its proper divisors (61505016).

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

27245064 is a wasteful number, since it uses less digits than its factorization.

27245064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 27245064 is about 5219.6804499893. The cubic root of 27245064 is about 300.9049121467.

The spelling of 27245064 in words is "twenty-seven million, two hundred forty-five thousand, sixty-four".