190534636 has 12 divisors (see below), whose sum is σ = 333538128. Its totient is φ = 95238032.

The previous prime is 190534627. The next prime is 190534637. The reversal of 190534636 is 636435091.

It is a junction number, because it is equal to n+sod(n) for n = 190534595 and 190534604.

It is not an unprimeable number, because it can be changed into a prime (190534637) by changing a digit.

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, 14625 + ... + 24391.

It is an arithmetic number, because the mean of its divisors is an integer number (27794844).

Almost surely, 2^190534636 is an apocalyptic number.

It is an amenable number.

190534636 is a deficient number, since it is larger than the sum of its proper divisors (143003492).

190534636 is a wasteful number, since it uses less digits than its factorization.

190534636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14648 (or 14646 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 190534636 is about 13803.4284147092. The cubic root of 190534636 is about 575.4284252559.

The spelling of 190534636 in words is "one hundred ninety million, five hundred thirty-four thousand, six hundred thirty-six".