424194146 has 8 divisors (see below), whose sum is σ = 636721884. Its totient is φ = 211953520.

The previous prime is 424194137. The next prime is 424194151. The reversal of 424194146 is 641491424.

It can be written as a sum of positive squares in 2 ways, for example, as 373996921 + 50197225 = 19339^2 + 7085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68045 + ... + 74016.

Almost surely, 2^424194146 is an apocalyptic number.

424194146 is a deficient number, since it is larger than the sum of its proper divisors (212527738).

424194146 is a wasteful number, since it uses less digits than its factorization.

424194146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143556.

The product of its digits is 27648, while the sum is 35.

The square root of 424194146 is about 20595.9740240660. The cubic root of 424194146 is about 751.3717981042.

The spelling of 424194146 in words is "four hundred twenty-four million, one hundred ninety-four thousand, one hundred forty-six".