64802216 has 16 divisors (see below), whose sum is σ = 121716000. Its totient is φ = 32344624.

The previous prime is 64802209. The next prime is 64802251. The reversal of 64802216 is 61220846.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 11553.

It is an arithmetic number, because the mean of its divisors is an integer number (7607250).

Almost surely, 2^64802216 is an apocalyptic number.

It is an amenable number.

64802216 is a deficient number, since it is larger than the sum of its proper divisors (56913784).

64802216 is a wasteful number, since it uses less digits than its factorization.

64802216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14128 (or 14124 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 64802216 is about 8049.9823602291. The cubic root of 64802216 is about 401.6643485879.

The spelling of 64802216 in words is "sixty-four million, eight hundred two thousand, two hundred sixteen".