429928 has 16 divisors (see below), whose sum is σ = 820260. Its totient is φ = 211200.

The previous prime is 429917. The next prime is 429929. The reversal of 429928 is 829924.

It can be written as a sum of positive squares in 2 ways, for example, as 338724 + 91204 = 582^2 + 302^2 .

It is a junction number, because it is equal to n+sod(n) for n = 429893 and 429902.

It is not an unprimeable number, because it can be changed into a prime (429929) 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, 48 + ... + 928.

2⁴²⁹⁹²⁸ is an apocalyptic number.

It is an amenable number.

429928 is a deficient number, since it is larger than the sum of its proper divisors (390332).

429928 is a wasteful number, since it uses less digits than its factorization.

429928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948 (or 944 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 429928 is about 655.6889506466. The cubic root of 429928 is about 75.4742101585.

The spelling of 429928 in words is "four hundred twenty-nine thousand, nine hundred twenty-eight".