64804166 has 12 divisors (see below), whose sum is σ = 113076828. Its totient is φ = 27773172.

The previous prime is 64804121. The next prime is 64804169. The reversal of 64804166 is 66140846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64804169) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 330536 + ... + 330731.

It is an arithmetic number, because the mean of its divisors is an integer number (9423069).

Almost surely, 2^64804166 is an apocalyptic number.

64804166 is a deficient number, since it is larger than the sum of its proper divisors (48272662).

64804166 is a wasteful number, since it uses less digits than its factorization.

64804166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661283 (or 661276 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 64804166 is about 8050.1034775958. The cubic root of 64804166 is about 401.6683774502.

The spelling of 64804166 in words is "sixty-four million, eight hundred four thousand, one hundred sixty-six".