64866322 has 16 divisors (see below), whose sum is σ = 106348032. Its totient is φ = 29540160.

The previous prime is 64866287. The next prime is 64866343. The reversal of 64866322 is 22366846.

64866322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29718 + ... + 31825.

It is an arithmetic number, because the mean of its divisors is an integer number (6646752).

Almost surely, 2^64866322 is an apocalyptic number.

64866322 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

64866322 is a deficient number, since it is larger than the sum of its proper divisors (41481710).

64866322 is a wasteful number, since it uses less digits than its factorization.

64866322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61593.

The product of its digits is 82944, while the sum is 37.

The square root of 64866322 is about 8053.9631238292. The cubic root of 64866322 is about 401.7967545979.

The spelling of 64866322 in words is "sixty-four million, eight hundred sixty-six thousand, three hundred twenty-two".