196866936 has 384 divisors, whose sum is σ = 717050880. Its totient is φ = 49268736.

The previous prime is 196866869. The next prime is 196866983. The reversal of 196866936 is 639668691.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 5320710 + ... + 5320746.

It is an arithmetic number, because the mean of its divisors is an integer number (1867320).

Almost surely, 2^196866936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196866936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358525440).

196866936 is an abundant number, since it is smaller than the sum of its proper divisors (520183944).

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

196866936 is a wasteful number, since it uses less digits than its factorization.

196866936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 89 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 196866936 is about 14030.9278381724. The cubic root of 196866936 is about 581.7337500409.

The spelling of 196866936 in words is "one hundred ninety-six million, eight hundred sixty-six thousand, nine hundred thirty-six".