429557346 has 48 divisors (see below), whose sum is σ = 976270464. Its totient is φ = 136341792.

The previous prime is 429557333. The next prime is 429557353. The reversal of 429557346 is 643755924.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

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 23 ways as a sum of consecutive naturals, for example, 24441 + ... + 38163.

It is an arithmetic number, because the mean of its divisors is an integer number (20338968).

Almost surely, 2^429557346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 429557346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488135232).

429557346 is an abundant number, since it is smaller than the sum of its proper divisors (546713118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

429557346 is a wasteful number, since it uses less digits than its factorization.

429557346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13815 (or 13812 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 429557346 is about 20725.7652693453. The cubic root of 429557346 is about 754.5251438539.

The spelling of 429557346 in words is "four hundred twenty-nine million, five hundred fifty-seven thousand, three hundred forty-six".