4129394 has 8 divisors (see below), whose sum is σ = 6212700. Its totient is φ = 2058496.

The previous prime is 4129393. The next prime is 4129423. The reversal of 4129394 is 4939214.

It is a happy number.

4129394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4060225 + 69169 = 2015^2 + 263^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4129394.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4129393) by changing a digit.

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, 2219 + ... + 3630.

Almost surely, 2^4129394 is an apocalyptic number.

4129394 is a deficient number, since it is larger than the sum of its proper divisors (2083306).

4129394 is a wasteful number, since it uses less digits than its factorization.

4129394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6204.

The product of its digits is 7776, while the sum is 32.

The square root of 4129394 is about 2032.0910412676. The cubic root of 4129394 is about 160.4336413663.

The spelling of 4129394 in words is "four million, one hundred twenty-nine thousand, three hundred ninety-four".