194461939 has 12 divisors (see below), whose sum is σ = 229590984. Its totient is φ = 164191104.

The previous prime is 194461933. The next prime is 194461951. The reversal of 194461939 is 939164491.

It is not a de Polignac number, because 194461939 - 2⁹ = 194461427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194461933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26334 + ... + 32899.

It is an arithmetic number, because the mean of its divisors is an integer number (19132582).

Almost surely, 2^194461939 is an apocalyptic number.

194461939 is a deficient number, since it is larger than the sum of its proper divisors (35129045).

194461939 is an equidigital number, since it uses as much as digits as its factorization.

194461939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59314 (or 59307 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 194461939 is about 13944.9610612579. The cubic root of 194461939 is about 579.3551483528.

The spelling of 194461939 in words is "one hundred ninety-four million, four hundred sixty-one thousand, nine hundred thirty-nine".