199020232 has 32 divisors (see below), whose sum is σ = 383846400. Its totient is φ = 96681600.

The previous prime is 199020221. The next prime is 199020259. The reversal of 199020232 is 232020991.

It is a self number, because there is not a number n which added to its sum of digits gives 199020232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87769 + ... + 90007.

It is an arithmetic number, because the mean of its divisors is an integer number (11995200).

Almost surely, 2^199020232 is an apocalyptic number.

It is an amenable number.

199020232 is a deficient number, since it is larger than the sum of its proper divisors (184826168).

199020232 is a wasteful number, since it uses less digits than its factorization.

199020232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557 (or 2553 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 199020232 is about 14107.4530656671. The cubic root of 199020232 is about 583.8470309936.

It can be divided in two parts, 1990 and 20232, that added together give a palindrome (22222).

The spelling of 199020232 in words is "one hundred ninety-nine million, twenty thousand, two hundred thirty-two".