196040428 has 12 divisors (see below), whose sum is σ = 349544160. Its totient is φ = 96170672.

The previous prime is 196040407. The next prime is 196040437. The reversal of 196040428 is 824040691.

It is a junction number, because it is equal to n+sod(n) for n = 196040393 and 196040402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462148 + ... + 462571.

It is an arithmetic number, because the mean of its divisors is an integer number (29128680).

Almost surely, 2^196040428 is an apocalyptic number.

It is an amenable number.

196040428 is a deficient number, since it is larger than the sum of its proper divisors (153503732).

196040428 is a wasteful number, since it uses less digits than its factorization.

196040428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924776 (or 924774 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 196040428 is about 14001.4437826961. The cubic root of 196040428 is about 580.9185089763.

The spelling of 196040428 in words is "one hundred ninety-six million, forty thousand, four hundred twenty-eight".