199190752 has 24 divisors (see below), whose sum is σ = 394028712. Its totient is φ = 99120000.

The previous prime is 199190743. The next prime is 199190759. The reversal of 199190752 is 257091991.

It is a junction number, because it is equal to n+sod(n) for n = 199190699 and 199190708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199190759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7999 + ... + 21502.

It is an arithmetic number, because the mean of its divisors is an integer number (16417863).

Almost surely, 2^199190752 is an apocalyptic number.

It is an amenable number.

199190752 is a deficient number, since it is larger than the sum of its proper divisors (194837960).

199190752 is a wasteful number, since it uses less digits than its factorization.

199190752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29722 (or 29714 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 43.

The square root of 199190752 is about 14113.4953856229. The cubic root of 199190752 is about 584.0137295828.

The spelling of 199190752 in words is "one hundred ninety-nine million, one hundred ninety thousand, seven hundred fifty-two".