196490133 has 48 divisors (see below), whose sum is σ = 334938240. Its totient is φ = 108680832.

The previous prime is 196490123. The next prime is 196490137. The reversal of 196490133 is 331094691.

196490133 is a `hidden beast` number, since 1 + 9 + 649 + 0 + 1 + 3 + 3 = 666.

It is not a de Polignac number, because 196490133 - 2⁴ = 196490117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196490137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 276783 + ... + 277491.

It is an arithmetic number, because the mean of its divisors is an integer number (6977880).

Almost surely, 2^196490133 is an apocalyptic number.

It is an amenable number.

196490133 is a deficient number, since it is larger than the sum of its proper divisors (138448107).

196490133 is a wasteful number, since it uses less digits than its factorization.

196490133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 196490133 is about 14017.4938202234. The cubic root of 196490133 is about 581.3623671762.

The spelling of 196490133 in words is "one hundred ninety-six million, four hundred ninety thousand, one hundred thirty-three".