199359012 has 48 divisors (see below), whose sum is σ = 471582720. Its totient is φ = 65544192.

The previous prime is 199358977. The next prime is 199359029. The reversal of 199359012 is 210953991.

It is a super-2 number, since 2×199359012² = 79488031331232288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391414 + ... + 391922.

It is an arithmetic number, because the mean of its divisors is an integer number (9824640).

Almost surely, 2^199359012 is an apocalyptic number.

199359012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199359012 is an abundant number, since it is smaller than the sum of its proper divisors (272223708).

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

199359012 is a wasteful number, since it uses less digits than its factorization.

199359012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900 (or 898 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 199359012 is about 14119.4550886357. The cubic root of 199359012 is about 584.1781255919.

The spelling of 199359012 in words is "one hundred ninety-nine million, three hundred fifty-nine thousand, twelve".