196424146 has 4 divisors (see below), whose sum is σ = 294636222. Its totient is φ = 98212072.

The previous prime is 196424143. The next prime is 196424149. The reversal of 196424146 is 641424691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641424691 = 89 ⋅7207019.

It is an interprime number because it is at equal distance from previous prime (196424143) and next prime (196424149).

It can be written as a sum of positive squares in only one way, i.e., 191517921 + 4906225 = 13839^2 + 2215^2 .

It is not an unprimeable number, because it can be changed into a prime (196424141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49106035 + ... + 49106038.

Almost surely, 2^196424146 is an apocalyptic number.

196424146 is a deficient number, since it is larger than the sum of its proper divisors (98212076).

196424146 is an equidigital number, since it uses as much as digits as its factorization.

196424146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98212075.

The product of its digits is 41472, while the sum is 37.

The square root of 196424146 is about 14015.1398851385. The cubic root of 196424146 is about 581.2972805260.

The spelling of 196424146 in words is "one hundred ninety-six million, four hundred twenty-four thousand, one hundred forty-six".