199746141 has 16 divisors (see below), whose sum is σ = 322280064. Its totient is φ = 107426304.

The previous prime is 199746139. The next prime is 199746143. The reversal of 199746141 is 141647991.

It is an interprime number because it is at equal distance from previous prime (199746139) and next prime (199746143).

It is not a de Polignac number, because 199746141 - 2¹ = 199746139 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 199746093 and 199746102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199746143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279400 + ... + 280113.

It is an arithmetic number, because the mean of its divisors is an integer number (20142504).

Almost surely, 2^199746141 is an apocalyptic number.

It is an amenable number.

199746141 is a deficient number, since it is larger than the sum of its proper divisors (122533923).

199746141 is a wasteful number, since it uses less digits than its factorization.

199746141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559540.

The product of its digits is 54432, while the sum is 42.

The square root of 199746141 is about 14133.1575028371. The cubic root of 199746141 is about 584.5560134754.

The spelling of 199746141 in words is "one hundred ninety-nine million, seven hundred forty-six thousand, one hundred forty-one".