196471250 has 20 divisors (see below), whose sum is σ = 368268054. Its totient is φ = 78588000.

The previous prime is 196471241. The next prime is 196471277. The reversal of 196471250 is 52174691.

It can be written as a sum of positive squares in 5 ways, for example, as 37736449 + 158734801 = 6143^2 + 12599^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 196471250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 77339 + ... + 79838.

Almost surely, 2^196471250 is an apocalyptic number.

196471250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196471250 is a deficient number, since it is larger than the sum of its proper divisors (171796804).

196471250 is an equidigital number, since it uses as much as digits as its factorization.

196471250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157199 (or 157184 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 196471250 is about 14016.8202528248. The cubic root of 196471250 is about 581.3437433110.

The spelling of 196471250 in words is "one hundred ninety-six million, four hundred seventy-one thousand, two hundred fifty".