190236836 has 12 divisors (see below), whose sum is σ = 334588800. Its totient is φ = 94640040.

The previous prime is 190236829. The next prime is 190236853. The reversal of 190236836 is 638632091.

It is a self number, because there is not a number n which added to its sum of digits gives 190236836.

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 3 ways as a sum of consecutive naturals, for example, 118700 + ... + 120291.

It is an arithmetic number, because the mean of its divisors is an integer number (27882400).

Almost surely, 2^190236836 is an apocalyptic number.

It is an amenable number.

190236836 is a deficient number, since it is larger than the sum of its proper divisors (144351964).

190236836 is a wasteful number, since it uses less digits than its factorization.

190236836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239194 (or 239192 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 190236836 is about 13792.6370212516. The cubic root of 190236836 is about 575.1284763954.

The spelling of 190236836 in words is "one hundred ninety million, two hundred thirty-six thousand, eight hundred thirty-six".