196188450 has 24 divisors (see below), whose sum is σ = 486547728. Its totient is φ = 52316880.

The previous prime is 196188397. The next prime is 196188463. The reversal of 196188450 is 54881691.

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 11 ways as a sum of consecutive naturals, for example, 653812 + ... + 654111.

It is an arithmetic number, because the mean of its divisors is an integer number (20272822).

Almost surely, 2^196188450 is an apocalyptic number.

196188450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196188450 is an abundant number, since it is smaller than the sum of its proper divisors (290359278).

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

196188450 is a wasteful number, since it uses less digits than its factorization.

196188450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307938 (or 1307933 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 196188450 is about 14006.7287401449. The cubic root of 196188450 is about 581.0646813540.

The spelling of 196188450 in words is "one hundred ninety-six million, one hundred eighty-eight thousand, four hundred fifty".