943428 has 24 divisors (see below), whose sum is σ = 2278080. Its totient is φ = 303520.

The previous prime is 943421. The next prime is 943429. The reversal of 943428 is 824349.

It is a happy number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 943395 and 943404.

It is not an unprimeable number, because it can be changed into a prime (943421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008 + ... + 1703.

It is an arithmetic number, because the mean of its divisors is an integer number (94920).

2⁹⁴³⁴²⁸ is an apocalyptic number.

It is an amenable number.

943428 is an abundant number, since it is smaller than the sum of its proper divisors (1334652).

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

943428 is a wasteful number, since it uses less digits than its factorization.

943428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747 (or 2745 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 943428 is about 971.3022186735. The cubic root of 943428 is about 98.0775451769.

The spelling of 943428 in words is "nine hundred forty-three thousand, four hundred twenty-eight".