429994099 has 4 divisors (see below), whose sum is σ = 430069360. Its totient is φ = 429918840.

The previous prime is 429994043. The next prime is 429994133. The reversal of 429994099 is 990499924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 429994099 - 2²¹ = 427896947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429992099) by changing a digit.

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, 28287 + ... + 40744.

It is an arithmetic number, because the mean of its divisors is an integer number (107517340).

Almost surely, 2^429994099 is an apocalyptic number.

429994099 is a deficient number, since it is larger than the sum of its proper divisors (75261).

429994099 is an equidigital number, since it uses as much as digits as its factorization.

429994099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75260.

The product of its (nonzero) digits is 1889568, while the sum is 55.

The square root of 429994099 is about 20736.2990670949. The cubic root of 429994099 is about 754.7807787139.

The spelling of 429994099 in words is "four hundred twenty-nine million, nine hundred ninety-four thousand, ninety-nine".