429994089 has 28 divisors (see below), whose sum is σ = 736804416. Its totient is φ = 245707992.

The previous prime is 429994043. The next prime is 429994133. The reversal of 429994089 is 980499924.

It is not a de Polignac number, because 429994089 - 2⁷ = 429993961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (429994189) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 37029 + ... + 47234.

Almost surely, 2^429994089 is an apocalyptic number.

It is an amenable number.

429994089 is a deficient number, since it is larger than the sum of its proper divisors (306810327).

429994089 is an frugal number, since it uses more digits than its factorization.

429994089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84288 (or 84273 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The square root of 429994089 is about 20736.2988259718. The cubic root of 429994089 is about 754.7807728628.

The spelling of 429994089 in words is "four hundred twenty-nine million, nine hundred ninety-four thousand, eighty-nine".