1004325620 has 48 divisors (see below), whose sum is σ = 2153329920. Its totient is φ = 393334656.

The previous prime is 1004325583. The next prime is 1004325653. The reversal of 1004325620 is 265234001.

It is a super-5 number, since 5×1004325620⁵ (a number of 46 digits) contains 55555 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 909989 + ... + 911091.

It is an arithmetic number, because the mean of its divisors is an integer number (44861040).

Almost surely, 2^1004325620 is an apocalyptic number.

1004325620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004325620 is an abundant number, since it is smaller than the sum of its proper divisors (1149004300).

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

1004325620 is a wasteful number, since it uses less digits than its factorization.

1004325620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024 (or 2022 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1004325620 is about 31691.0968570039. The cubic root of 1004325620 is about 1001.4397993164.

Adding to 1004325620 its reverse (265234001), we get a palindrome (1269559621).

The spelling of 1004325620 in words is "one billion, four million, three hundred twenty-five thousand, six hundred twenty".