429538816 has 40 divisors (see below), whose sum is σ = 980852400. Its totient is φ = 184086528.

The previous prime is 429538801. The next prime is 429538817. The reversal of 429538816 is 618835924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429538817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56341 + ... + 63508.

It is an arithmetic number, because the mean of its divisors is an integer number (24521310).

Almost surely, 2^429538816 is an apocalyptic number.

It is an amenable number.

429538816 is an abundant number, since it is smaller than the sum of its proper divisors (551313584).

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

429538816 is an equidigital number, since it uses as much as digits as its factorization.

429538816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119874 (or 119858 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 429538816 is about 20725.3182363987. The cubic root of 429538816 is about 754.5142942727.

The spelling of 429538816 in words is "four hundred twenty-nine million, five hundred thirty-eight thousand, eight hundred sixteen".