190338636 has 48 divisors (see below), whose sum is σ = 461511680. Its totient is φ = 60989760.

The previous prime is 190338607. The next prime is 190338689. The reversal of 190338636 is 636833091.

It is a junction number, because it is equal to n+sod(n) for n = 190338594 and 190338603.

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 15 ways as a sum of consecutive naturals, for example, 56775 + ... + 60033.

Almost surely, 2^190338636 is an apocalyptic number.

It is an amenable number.

190338636 is an abundant number, since it is smaller than the sum of its proper divisors (271173044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190338636 is a wasteful number, since it uses less digits than its factorization.

190338636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454 (or 3452 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 190338636 is about 13796.3269024766. The cubic root of 190338636 is about 575.2310461532.

The spelling of 190338636 in words is "one hundred ninety million, three hundred thirty-eight thousand, six hundred thirty-six".