64222822 has 8 divisors (see below), whose sum is σ = 98574696. Its totient is φ = 31364592.

The previous prime is 64222811. The next prime is 64222843. The reversal of 64222822 is 22822246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373303 + ... + 373474.

It is an arithmetic number, because the mean of its divisors is an integer number (12321837).

Almost surely, 2^64222822 is an apocalyptic number.

64222822 is a deficient number, since it is larger than the sum of its proper divisors (34351874).

64222822 is a wasteful number, since it uses less digits than its factorization.

64222822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746822.

The product of its digits is 6144, while the sum is 28.

The square root of 64222822 is about 8013.9142745602. The cubic root of 64222822 is about 400.4636748065.

The spelling of 64222822 in words is "sixty-four million, two hundred twenty-two thousand, eight hundred twenty-two".