199462146 has 32 divisors (see below), whose sum is σ = 435673728. Its totient is φ = 60506880.

The previous prime is 199462129. The next prime is 199462157. The reversal of 199462146 is 641264991.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 199462098 and 199462107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12471 + ... + 23546.

It is an arithmetic number, because the mean of its divisors is an integer number (13614804).

Almost surely, 2^199462146 is an apocalyptic number.

199462146 is an abundant number, since it is smaller than the sum of its proper divisors (236211582).

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

199462146 is a wasteful number, since it uses less digits than its factorization.

199462146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36106.

The product of its digits is 93312, while the sum is 42.

The square root of 199462146 is about 14123.1068111800. The cubic root of 199462146 is about 584.2788454603.

The spelling of 199462146 in words is "one hundred ninety-nine million, four hundred sixty-two thousand, one hundred forty-six".