27145652 has 6 divisors (see below), whose sum is σ = 47504898. Its totient is φ = 13572824.

The previous prime is 27145639. The next prime is 27145667. The reversal of 27145652 is 25654172.

It can be written as a sum of positive squares in only one way, i.e., 26173456 + 972196 = 5116^2 + 986^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3393203 + ... + 3393210.

It is an arithmetic number, because the mean of its divisors is an integer number (7917483).

Almost surely, 2^27145652 is an apocalyptic number.

It is an amenable number.

27145652 is a deficient number, since it is larger than the sum of its proper divisors (20359246).

27145652 is a wasteful number, since it uses less digits than its factorization.

27145652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6786417 (or 6786415 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 27145652 is about 5210.1489422089. The cubic root of 27145652 is about 300.5384847209.

The spelling of 27145652 in words is "twenty-seven million, one hundred forty-five thousand, six hundred fifty-two".