66908322 has 32 divisors (see below), whose sum is σ = 160124160. Its totient is φ = 20586960.

The previous prime is 66908287. The next prime is 66908363. The reversal of 66908322 is 22380966.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46954 + ... + 48357.

It is an arithmetic number, because the mean of its divisors is an integer number (5003880).

Almost surely, 2^66908322 is an apocalyptic number.

66908322 is an abundant number, since it is smaller than the sum of its proper divisors (93215838).

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

66908322 is a wasteful number, since it uses less digits than its factorization.

66908322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95335 (or 95329 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 66908322 is about 8179.7507296983. The cubic root of 66908322 is about 405.9694744374.

The spelling of 66908322 in words is "sixty-six million, nine hundred eight thousand, three hundred twenty-two".