194272012 has 12 divisors (see below), whose sum is σ = 370883016. Its totient is φ = 88305440.

The previous prime is 194271949. The next prime is 194272033. The reversal of 194272012 is 210272491.

It is a super-2 number, since 2×194272012² = 75483229293056288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2207593 + ... + 2207680.

It is an arithmetic number, because the mean of its divisors is an integer number (30906918).

Almost surely, 2^194272012 is an apocalyptic number.

It is an amenable number.

194272012 is a deficient number, since it is larger than the sum of its proper divisors (176611004).

194272012 is a wasteful number, since it uses less digits than its factorization.

194272012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415288 (or 4415286 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 194272012 is about 13938.1495184978. The cubic root of 194272012 is about 579.1664721379.

The spelling of 194272012 in words is "one hundred ninety-four million, two hundred seventy-two thousand, twelve".