676428 has 12 divisors (see below), whose sum is σ = 1578360. Its totient is φ = 225472.

The previous prime is 676427. The next prime is 676463. The reversal of 676428 is 824676.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 676428.

It is not an unprimeable number, because it can be changed into a prime (676421) 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, 28173 + ... + 28196.

It is an arithmetic number, because the mean of its divisors is an integer number (131530).

2⁶⁷⁶⁴²⁸ is an apocalyptic number.

It is an amenable number.

676428 is an abundant number, since it is smaller than the sum of its proper divisors (901932).

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

676428 is a wasteful number, since it uses less digits than its factorization.

676428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56376 (or 56374 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 676428 is about 822.4524302353. The cubic root of 676428 is about 87.7823477951.

The spelling of 676428 in words is "six hundred seventy-six thousand, four hundred twenty-eight".