199951062 has 16 divisors (see below), whose sum is σ = 402113712. Its totient is φ = 66281760.

The previous prime is 199951039. The next prime is 199951069. The reversal of 199951062 is 260159991.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199951069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90973 + ... + 93144.

It is an arithmetic number, because the mean of its divisors is an integer number (25132107).

Almost surely, 2^199951062 is an apocalyptic number.

199951062 is an abundant number, since it is smaller than the sum of its proper divisors (202162650).

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

199951062 is a wasteful number, since it uses less digits than its factorization.

199951062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184303.

The product of its (nonzero) digits is 43740, while the sum is 42.

The square root of 199951062 is about 14140.4052982933. The cubic root of 199951062 is about 584.7558452249.

The spelling of 199951062 in words is "one hundred ninety-nine million, nine hundred fifty-one thousand, sixty-two".