66348364 has 12 divisors (see below), whose sum is σ = 117745488. Its totient is φ = 32706800.

The previous prime is 66348329. The next prime is 66348367. The reversal of 66348364 is 46384366.

It is not an unprimeable number, because it can be changed into a prime (66348367) 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, 116527 + ... + 117094.

It is an arithmetic number, because the mean of its divisors is an integer number (9812124).

Almost surely, 2^66348364 is an apocalyptic number.

It is an amenable number.

66348364 is a deficient number, since it is larger than the sum of its proper divisors (51397124).

66348364 is a wasteful number, since it uses less digits than its factorization.

66348364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233696 (or 233694 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 66348364 is about 8145.4505093334. The cubic root of 66348364 is about 404.8337762205.

The spelling of 66348364 in words is "sixty-six million, three hundred forty-eight thousand, three hundred sixty-four".