830628 has 24 divisors (see below), whose sum is σ = 2153760. Its totient is φ = 276840.

The previous prime is 830617. The next prime is 830639. The reversal of 830628 is 826038.

830628 is a `hidden beast` number, since 8 + 30 + 628 = 666.

It is an interprime number because it is at equal distance from previous prime (830617) and next prime (830639).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

830628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3738 + ... + 3953.

It is an arithmetic number, because the mean of its divisors is an integer number (89740).

2⁸³⁰⁶²⁸ is an apocalyptic number.

It is an amenable number.

830628 is an abundant number, since it is smaller than the sum of its proper divisors (1323132).

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

830628 is a wasteful number, since it uses less digits than its factorization.

830628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7704 (or 7696 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 830628 is about 911.3879525208. The cubic root of 830628 is about 94.0016598470.

The spelling of 830628 in words is "eight hundred thirty thousand, six hundred twenty-eight".