27964572 has 24 divisors (see below), whose sum is σ = 65337216. Its totient is φ = 9309168.

The previous prime is 27964571. The next prime is 27964579. The reversal of 27964572 is 27546972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27964571) 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 7 ways as a sum of consecutive naturals, for example, 14793 + ... + 16575.

It is an arithmetic number, because the mean of its divisors is an integer number (2722384).

Almost surely, 2^27964572 is an apocalyptic number.

It is an amenable number.

27964572 is an abundant number, since it is smaller than the sum of its proper divisors (37372644).

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

27964572 is a wasteful number, since it uses less digits than its factorization.

27964572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097 (or 3095 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 27964572 is about 5288.1539311938. The cubic root of 27964572 is about 303.5307713789.

The spelling of 27964572 in words is "twenty-seven million, nine hundred sixty-four thousand, five hundred seventy-two".