27725372 has 12 divisors (see below), whose sum is σ = 48556536. Its totient is φ = 13852080.

The previous prime is 27725371. The next prime is 27725381. The reversal of 27725372 is 27352772.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27725371) 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 3 ways as a sum of consecutive naturals, for example, 7847 + ... + 10817.

It is an arithmetic number, because the mean of its divisors is an integer number (4046378).

Almost surely, 2^27725372 is an apocalyptic number.

It is an amenable number.

27725372 is a deficient number, since it is larger than the sum of its proper divisors (20831164).

27725372 is a wasteful number, since it uses less digits than its factorization.

27725372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308 (or 5306 counting only the distinct ones).

The product of its digits is 41160, while the sum is 35.

The square root of 27725372 is about 5265.4887712348. The cubic root of 27725372 is about 302.6628570056.

The spelling of 27725372 in words is "twenty-seven million, seven hundred twenty-five thousand, three hundred seventy-two".