194486212 has 6 divisors (see below), whose sum is σ = 340350878. Its totient is φ = 97243104.

The previous prime is 194486207. The next prime is 194486269. The reversal of 194486212 is 212684491.

It can be written as a sum of positive squares in only one way, i.e., 194435136 + 51076 = 13944^2 + 226^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24310773 + ... + 24310780.

Almost surely, 2^194486212 is an apocalyptic number.

It is an amenable number.

194486212 is a deficient number, since it is larger than the sum of its proper divisors (145864666).

194486212 is a wasteful number, since it uses less digits than its factorization.

194486212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48621557 (or 48621555 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 194486212 is about 13945.8313484711. The cubic root of 194486212 is about 579.3792526454.

The spelling of 194486212 in words is "one hundred ninety-four million, four hundred eighty-six thousand, two hundred twelve".