196261228 has 24 divisors (see below), whose sum is σ = 347992064. Its totient is φ = 96843600.

The previous prime is 196261223. The next prime is 196261229. The reversal of 196261228 is 822162691.

It is not an unprimeable number, because it can be changed into a prime (196261223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106273 + ... + 108103.

Almost surely, 2^196261228 is an apocalyptic number.

It is an amenable number.

196261228 is a deficient number, since it is larger than the sum of its proper divisors (151730836).

196261228 is a wasteful number, since it uses less digits than its factorization.

196261228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173 (or 2171 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 196261228 is about 14009.3264648947. The cubic root of 196261228 is about 581.1365229894.

It can be divided in two parts, 1962 and 61228, that added together give a triangular number (63190 = T₃₅₅).

The spelling of 196261228 in words is "one hundred ninety-six million, two hundred sixty-one thousand, two hundred twenty-eight".