1828914820 has 24 divisors (see below), whose sum is σ = 3849035904. Its totient is φ = 729982176.

The previous prime is 1828914799. The next prime is 1828914821. The reversal of 1828914820 is 284198281.

It is not an unprimeable number, because it can be changed into a prime (1828914821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89494 + ... + 108013.

It is an arithmetic number, because the mean of its divisors is an integer number (160376496).

Almost surely, 2^1828914820 is an apocalyptic number.

1828914820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1828914820 is an abundant number, since it is smaller than the sum of its proper divisors (2020121084).

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

1828914820 is a wasteful number, since it uses less digits than its factorization.

1828914820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197979 (or 197977 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 43.

The square root of 1828914820 is about 42765.8136833616. The cubic root of 1828914820 is about 1222.9193769174.

The spelling of 1828914820 in words is "one billion, eight hundred twenty-eight million, nine hundred fourteen thousand, eight hundred twenty".