66702922 has 48 divisors (see below), whose sum is σ = 121357152. Its totient is φ = 27102240.

The previous prime is 66702913. The next prime is 66702959. The reversal of 66702922 is 22920766.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 995533 + ... + 995599.

It is an arithmetic number, because the mean of its divisors is an integer number (2528274).

Almost surely, 2^66702922 is an apocalyptic number.

66702922 is a deficient number, since it is larger than the sum of its proper divisors (54654230).

66702922 is a wasteful number, since it uses less digits than its factorization.

66702922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 66702922 is about 8167.1856841877. The cubic root of 66702922 is about 405.5536238046.

The spelling of 66702922 in words is "sixty-six million, seven hundred two thousand, nine hundred twenty-two".