199748952 has 48 divisors (see below), whose sum is σ = 582603840. Its totient is φ = 61460928.

The previous prime is 199748911. The next prime is 199748959. The reversal of 199748952 is 259847991.

199748952 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199748959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105768 + ... + 107639.

It is an arithmetic number, because the mean of its divisors is an integer number (12137580).

Almost surely, 2^199748952 is an apocalyptic number.

199748952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199748952 is an abundant number, since it is smaller than the sum of its proper divisors (382854888).

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

199748952 is a wasteful number, since it uses less digits than its factorization.

199748952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213432 (or 213425 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 54.

The square root of 199748952 is about 14133.2569494791. The cubic root of 199748952 is about 584.5587555880.

The spelling of 199748952 in words is "one hundred ninety-nine million, seven hundred forty-eight thousand, nine hundred fifty-two".