196890472 has 16 divisors (see below), whose sum is σ = 369411300. Its totient is φ = 98380800.

The previous prime is 196890467. The next prime is 196890497. The reversal of 196890472 is 274098691.

It can be written as a sum of positive squares in 2 ways, for example, as 187854436 + 9036036 = 13706^2 + 3006^2 .

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, 6472 + ... + 20872.

Almost surely, 2^196890472 is an apocalyptic number.

It is an amenable number.

196890472 is a deficient number, since it is larger than the sum of its proper divisors (172520828).

196890472 is a wasteful number, since it uses less digits than its factorization.

196890472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16116 (or 16112 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 196890472 is about 14031.7665316951. The cubic root of 196890472 is about 581.7569317565.

The spelling of 196890472 in words is "one hundred ninety-six million, eight hundred ninety thousand, four hundred seventy-two".