194077228 has 6 divisors (see below), whose sum is σ = 339635156. Its totient is φ = 97038612.

The previous prime is 194077223. The next prime is 194077237. The reversal of 194077228 is 822770491.

It is not an unprimeable number, because it can be changed into a prime (194077223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24259650 + ... + 24259657.

Almost surely, 2^194077228 is an apocalyptic number.

It is an amenable number.

194077228 is a deficient number, since it is larger than the sum of its proper divisors (145557928).

194077228 is a wasteful number, since it uses less digits than its factorization.

194077228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48519311 (or 48519309 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 194077228 is about 13931.1603249693. The cubic root of 194077228 is about 578.9728431377.

The spelling of 194077228 in words is "one hundred ninety-four million, seventy-seven thousand, two hundred twenty-eight".