190993200 has 60 divisors (see below), whose sum is σ = 611818728. Its totient is φ = 50931200.

The previous prime is 190993183. The next prime is 190993241. The reversal of 190993200 is 2399091.

It is a tau number, because it is divible by the number of its divisors (60).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78381 + ... + 80780.

Almost surely, 2^190993200 is an apocalyptic number.

190993200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190993200 is an abundant number, since it is smaller than the sum of its proper divisors (420825528).

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

190993200 is a wasteful number, since it uses less digits than its factorization.

190993200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159182 (or 159171 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 190993200 is about 13820.0289435297. The cubic root of 190993200 is about 575.8896875940.

The spelling of 190993200 in words is "one hundred ninety million, nine hundred ninety-three thousand, two hundred".