66339485 has 8 divisors (see below), whose sum is σ = 79791360. Its totient is φ = 52948944.

The previous prime is 66339479. The next prime is 66339487. The reversal of 66339485 is 58493366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66339485 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66339487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12917 + ... + 17306.

It is an arithmetic number, because the mean of its divisors is an integer number (9973920).

Almost surely, 2^66339485 is an apocalyptic number.

It is an amenable number.

66339485 is a deficient number, since it is larger than the sum of its proper divisors (13451875).

66339485 is a wasteful number, since it uses less digits than its factorization.

66339485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30667.

The product of its digits is 466560, while the sum is 44.

The square root of 66339485 is about 8144.9054629259. The cubic root of 66339485 is about 404.8157165969.

The spelling of 66339485 in words is "sixty-six million, three hundred thirty-nine thousand, four hundred eighty-five".