828300493 has 4 divisors (see below), whose sum is σ = 834346620. Its totient is φ = 822254368.

The previous prime is 828300481. The next prime is 828300511. The reversal of 828300493 is 394003828.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 717061284 + 111239209 = 26778^2 + 10547^2 .

It is a cyclic number.

It is not a de Polignac number, because 828300493 - 2⁹ = 828299981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828300433) 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, 3022858 + ... + 3023131.

It is an arithmetic number, because the mean of its divisors is an integer number (208586655).

Almost surely, 2^828300493 is an apocalyptic number.

It is an amenable number.

828300493 is a deficient number, since it is larger than the sum of its proper divisors (6046127).

828300493 is a wasteful number, since it uses less digits than its factorization.

828300493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046126.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 828300493 is about 28780.2100930483. The cubic root of 828300493 is about 939.1377686480.

The spelling of 828300493 in words is "eight hundred twenty-eight million, three hundred thousand, four hundred ninety-three".