66034446 has 16 divisors (see below), whose sum is σ = 132834384. Its totient is φ = 21883904.

The previous prime is 66034439. The next prime is 66034457. The reversal of 66034446 is 64443066.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30771 + ... + 32846.

It is an arithmetic number, because the mean of its divisors is an integer number (8302149).

Almost surely, 2^66034446 is an apocalyptic number.

66034446 is an abundant number, since it is smaller than the sum of its proper divisors (66799938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66034446 is a wasteful number, since it uses less digits than its factorization.

66034446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63795.

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 66034446 is about 8126.1581328448. The cubic root of 66034446 is about 404.1942951649.

The spelling of 66034446 in words is "sixty-six million, thirty-four thousand, four hundred forty-six".