4129730 has 24 divisors (see below), whose sum is σ = 8173116. Its totient is φ = 1501280.

The previous prime is 4129729. The next prime is 4129751. The reversal of 4129730 is 379214.

4129730 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 3964081 + 165649 = 1991^2 + 407^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4129730.

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 11 ways as a sum of consecutive naturals, for example, 497 + ... + 2916.

Almost surely, 2^4129730 is an apocalyptic number.

4129730 is a deficient number, since it is larger than the sum of its proper divisors (4043386).

4129730 is a wasteful number, since it uses less digits than its factorization.

4129730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442 (or 3431 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 4129730 is about 2032.1737130472. The cubic root of 4129730 is about 160.4379926296.

The spelling of 4129730 in words is "four million, one hundred twenty-nine thousand, seven hundred thirty".