199094739 has 8 divisors (see below), whose sum is σ = 277001472. Its totient is φ = 126958920.

The previous prime is 199094737. The next prime is 199094759. The reversal of 199094739 is 937490991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 199094739 - 2¹ = 199094737 is a prime.

It is a super-4 number, since 4×199094739⁴ (a number of 34 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 199094691 and 199094700.

It is not an unprimeable number, because it can be changed into a prime (199094737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442647 + ... + 1442784.

It is an arithmetic number, because the mean of its divisors is an integer number (34625184).

Almost surely, 2^199094739 is an apocalyptic number.

199094739 is a deficient number, since it is larger than the sum of its proper divisors (77906733).

199094739 is a wasteful number, since it uses less digits than its factorization.

199094739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885457.

The product of its (nonzero) digits is 551124, while the sum is 51.

The square root of 199094739 is about 14110.0935149275. The cubic root of 199094739 is about 583.9198799748.

The spelling of 199094739 in words is "one hundred ninety-nine million, ninety-four thousand, seven hundred thirty-nine".