196784964 has 60 divisors (see below), whose sum is σ = 536821824. Its totient is φ = 62740656.

The previous prime is 196784897. The next prime is 196784977. The reversal of 196784964 is 469487691.

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

It is a self number, because there is not a number n which added to its sum of digits gives 196784964.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5752 + ... + 20655.

Almost surely, 2^196784964 is an apocalyptic number.

It is an amenable number.

196784964 is an abundant number, since it is smaller than the sum of its proper divisors (340036860).

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

196784964 is a wasteful number, since it uses less digits than its factorization.

196784964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26446 (or 26435 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 196784964 is about 14028.0064157385. The cubic root of 196784964 is about 581.6529975286.

It can be divided in two parts, 19678 and 4964, that added together give a palindrome (24642).

The spelling of 196784964 in words is "one hundred ninety-six million, seven hundred eighty-four thousand, nine hundred sixty-four".