199013744 has 20 divisors (see below), whose sum is σ = 386291496. Its totient is φ = 99325632.

The previous prime is 199013743. The next prime is 199013753. The reversal of 199013744 is 447310991.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 199013698 and 199013707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199013743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2039 + ... + 20054.

Almost surely, 2^199013744 is an apocalyptic number.

It is an amenable number.

199013744 is a deficient number, since it is larger than the sum of its proper divisors (187277752).

199013744 is a wasteful number, since it uses less digits than its factorization.

199013744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22664 (or 22658 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 199013744 is about 14107.2231144191. The cubic root of 199013744 is about 583.8406865118.

The spelling of 199013744 in words is "one hundred ninety-nine million, thirteen thousand, seven hundred forty-four".