428996 has 12 divisors (see below), whose sum is σ = 783552. Its totient is φ = 205128.

The previous prime is 428977. The next prime is 429007. The reversal of 428996 is 699824.

428996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2240 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (65296).

2⁴²⁸⁹⁹⁶ is an apocalyptic number.

428996 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

428996 is a deficient number, since it is larger than the sum of its proper divisors (354556).

428996 is a wasteful number, since it uses less digits than its factorization.

428996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4690 (or 4688 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 428996 is about 654.9778622213. The cubic root of 428996 is about 75.4196329158.

The spelling of 428996 in words is "four hundred twenty-eight thousand, nine hundred ninety-six".