196196400 has 90 divisors (see below), whose sum is σ = 680868500. Its totient is φ = 52318080.

The previous prime is 196196393. The next prime is 196196411. The reversal of 196196400 is 4691691.

196196400 is a `hidden beast` number, since 1 + 9 + 6 + 1 + 9 + 640 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23650 + ... + 30849.

Almost surely, 2^196196400 is an apocalyptic number.

196196400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196196400 is an abundant number, since it is smaller than the sum of its proper divisors (484672100).

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

196196400 is a wasteful number, since it uses less digits than its factorization.

196196400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54523 (or 54509 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 196196400 is about 14007.0125294440. The cubic root of 196196400 is about 581.0725299333.

The spelling of 196196400 in words is "one hundred ninety-six million, one hundred ninety-six thousand, four hundred".