190822064 has 20 divisors (see below), whose sum is σ = 370459920. Its totient is φ = 95219520.

The previous prime is 190822057. The next prime is 190822087. The reversal of 190822064 is 460228091.

It is a self number, because there is not a number n which added to its sum of digits gives 190822064.

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, 3572 + ... + 19859.

It is an arithmetic number, because the mean of its divisors is an integer number (18522996).

Almost surely, 2^190822064 is an apocalyptic number.

It is an amenable number.

190822064 is a deficient number, since it is larger than the sum of its proper divisors (179637856).

190822064 is a wasteful number, since it uses less digits than its factorization.

190822064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23948 (or 23942 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 190822064 is about 13813.8359625413. The cubic root of 190822064 is about 575.7176310173.

The spelling of 190822064 in words is "one hundred ninety million, eight hundred twenty-two thousand, sixty-four".