199235952 has 30 divisors (see below), whose sum is σ = 557584352. Its totient is φ = 66411936.

The previous prime is 199235951. The next prime is 199235987. The reversal of 199235952 is 259532991.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 199235898 and 199235907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199235951) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 691648 + ... + 691935.

Almost surely, 2^199235952 is an apocalyptic number.

199235952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199235952 is an abundant number, since it is smaller than the sum of its proper divisors (358348400).

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

199235952 is a wasteful number, since it uses less digits than its factorization.

199235952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383597 (or 1383588 counting only the distinct ones).

The product of its digits is 218700, while the sum is 45.

The square root of 199235952 is about 14115.0965990318. The cubic root of 199235952 is about 584.0579006832.

The spelling of 199235952 in words is "one hundred ninety-nine million, two hundred thirty-five thousand, nine hundred fifty-two".