196866924 has 12 divisors (see below), whose sum is σ = 459356184. Its totient is φ = 65622304.

The previous prime is 196866869. The next prime is 196866983. The reversal of 196866924 is 429668691.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8202777 + ... + 8202800.

It is an arithmetic number, because the mean of its divisors is an integer number (38279682).

Almost surely, 2^196866924 is an apocalyptic number.

It is an amenable number.

196866924 is an abundant number, since it is smaller than the sum of its proper divisors (262489260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196866924 is a wasteful number, since it uses less digits than its factorization.

196866924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16405584 (or 16405582 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 196866924 is about 14030.9274105456. The cubic root of 196866924 is about 581.7337382211.

The spelling of 196866924 in words is "one hundred ninety-six million, eight hundred sixty-six thousand, nine hundred twenty-four".