66527372 has 12 divisors (see below), whose sum is σ = 118900320. Its totient is φ = 32555856.

The previous prime is 66527347. The next prime is 66527389. The reversal of 66527372 is 27372566.

66527372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 176747 + ... + 177122.

It is an arithmetic number, because the mean of its divisors is an integer number (9908360).

Almost surely, 2^66527372 is an apocalyptic number.

It is an amenable number.

66527372 is a deficient number, since it is larger than the sum of its proper divisors (52372948).

66527372 is a wasteful number, since it uses less digits than its factorization.

66527372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353920 (or 353918 counting only the distinct ones).

The product of its digits is 105840, while the sum is 38.

The square root of 66527372 is about 8156.4313274863. The cubic root of 66527372 is about 405.1975300214.

The spelling of 66527372 in words is "sixty-six million, five hundred twenty-seven thousand, three hundred seventy-two".