66089325 has 12 divisors (see below), whose sum is σ = 109267808. Its totient is φ = 35247600.

The previous prime is 66089311. The next prime is 66089329. The reversal of 66089325 is 52398066.

It is not a de Polignac number, because 66089325 - 2⁷ = 66089197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66089329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 440521 + ... + 440670.

Almost surely, 2^66089325 is an apocalyptic number.

It is an amenable number.

66089325 is a deficient number, since it is larger than the sum of its proper divisors (43178483).

66089325 is a wasteful number, since it uses less digits than its factorization.

66089325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881204 (or 881199 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 66089325 is about 8129.5341194929. The cubic root of 66089325 is about 404.3062349078.

The spelling of 66089325 in words is "sixty-six million, eighty-nine thousand, three hundred twenty-five".