429999999 has 24 divisors (see below), whose sum is σ = 678676656. Its totient is φ = 240556800.

The previous prime is 429999979. The next prime is 430000013. The reversal of 429999999 is 999999924.

It is not a de Polignac number, because 429999999 - 2⁵ = 429999967 is a prime.

429999999 is a modest number, since divided by 99999 gives 4299 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429999929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40842 + ... + 50279.

It is an arithmetic number, because the mean of its divisors is an integer number (28278194).

Almost surely, 2^429999999 is an apocalyptic number.

429999999 is a deficient number, since it is larger than the sum of its proper divisors (248676657).

429999999 is a wasteful number, since it uses less digits than its factorization.

429999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91159 (or 91148 counting only the distinct ones).

The product of its digits is 38263752, while the sum is 69.

The square root of 429999999 is about 20736.4413292156. The cubic root of 429999999 is about 754.7842308437.

It can be divided in two parts, 4 and 29999999, that added together give a palindrome (30000003).

The spelling of 429999999 in words is "four hundred twenty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".