66882134 has 16 divisors (see below), whose sum is σ = 109725840. Its totient is φ = 30322560.

The previous prime is 66882133. The next prime is 66882139. The reversal of 66882134 is 43128866.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66882133) 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, 5282 + ... + 12714.

It is an arithmetic number, because the mean of its divisors is an integer number (6857865).

Almost surely, 2^66882134 is an apocalyptic number.

66882134 is a deficient number, since it is larger than the sum of its proper divisors (42843706).

66882134 is a wasteful number, since it uses less digits than its factorization.

66882134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7855.

The product of its digits is 55296, while the sum is 38.

The square root of 66882134 is about 8178.1497907534. The cubic root of 66882134 is about 405.9165018741.

The spelling of 66882134 in words is "sixty-six million, eight hundred eighty-two thousand, one hundred thirty-four".