1000324420 has 12 divisors (see below), whose sum is σ = 2100681324. Its totient is φ = 400129760.

The previous prime is 1000324411. The next prime is 1000324447. The reversal of 1000324420 is 244230001.

It can be written as a sum of positive squares in 2 ways, for example, as 114190596 + 886133824 = 10686^2 + 29768^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1000324394 and 1000324403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25008091 + ... + 25008130.

It is an arithmetic number, because the mean of its divisors is an integer number (175056777).

Almost surely, 2^1000324420 is an apocalyptic number.

1000324420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000324420 is an abundant number, since it is smaller than the sum of its proper divisors (1100356904).

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

1000324420 is a wasteful number, since it uses less digits than its factorization.

1000324420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50016230 (or 50016228 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1000324420 is about 31627.9057163132. The cubic root of 1000324420 is about 1000.1081283078.

Adding to 1000324420 its reverse (244230001), we get a palindrome (1244554421).

The spelling of 1000324420 in words is "one billion, three hundred twenty-four thousand, four hundred twenty".