39066589 has 4 divisors (see below), whose sum is σ = 39130524. Its totient is φ = 39002656.

The previous prime is 39066557. The next prime is 39066593. The reversal of 39066589 is 98566093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98566093 = 199 ⋅495307.

It can be written as a sum of positive squares in 2 ways, for example, as 1734489 + 37332100 = 1317^2 + 6110^2 .

It is a cyclic number.

It is not a de Polignac number, because 39066589 - 2⁵ = 39066557 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 (39066529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31042 + ... + 32275.

It is an arithmetic number, because the mean of its divisors is an integer number (9782631).

Almost surely, 2^39066589 is an apocalyptic number.

It is an amenable number.

39066589 is a deficient number, since it is larger than the sum of its proper divisors (63935).

39066589 is an equidigital number, since it uses as much as digits as its factorization.

39066589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63934.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 39066589 is about 6250.3271114398. The cubic root of 39066589 is about 339.3140408652.

The spelling of 39066589 in words is "thirty-nine million, sixty-six thousand, five hundred eighty-nine".