429929956 has 12 divisors (see below), whose sum is σ = 753241468. Its totient is φ = 214718112.

The previous prime is 429929947. The next prime is 429929963. The reversal of 429929956 is 659929924.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 317908900 + 112021056 = 17830^2 + 10584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 429929897 and 429929906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57771 + ... + 64786.

Almost surely, 2^429929956 is an apocalyptic number.

It is an amenable number.

429929956 is a deficient number, since it is larger than the sum of its proper divisors (323311512).

429929956 is a wasteful number, since it uses less digits than its factorization.

429929956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123438 (or 123436 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 55.

The square root of 429929956 is about 20734.7523737324. The cubic root of 429929956 is about 754.7432461748.

The spelling of 429929956 in words is "four hundred twenty-nine million, nine hundred twenty-nine thousand, nine hundred fifty-six".