27059472 has 90 divisors (see below), whose sum is σ = 83292846. Its totient is φ = 8194560.

The previous prime is 27059447. The next prime is 27059519. The reversal of 27059472 is 27495072.

It can be written as a sum of positive squares in only one way, i.e., 17842176 + 9217296 = 4224^2 + 3036^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 in 17 ways as a sum of consecutive naturals, for example, 16648 + ... + 18200.

Almost surely, 2^27059472 is an apocalyptic number.

27059472 is a gapful number since it is divisible by the number (22) 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 27059472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41646423).

27059472 is an abundant number, since it is smaller than the sum of its proper divisors (56233374).

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

27059472 is a wasteful number, since it uses less digits than its factorization.

27059472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589 (or 1569 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 27059472 is about 5201.8719707428. The cubic root of 27059472 is about 300.2201051396.

Subtracting 27059472 from its reverse (27495072), we obtain a square (435600 = 660²).

The spelling of 27059472 in words is "twenty-seven million, fifty-nine thousand, four hundred seventy-two".