1004724520 has 32 divisors (see below), whose sum is σ = 2263117320. Its totient is φ = 401447680.

The previous prime is 1004724509. The next prime is 1004724527. The reversal of 1004724520 is 254274001.

1004724520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 513747556 + 490976964 = 22666^2 + 22158^2 .

It is a super-2 number, since 2×1004724520² = 2018942722178460800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1004724527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24294 + ... + 50986.

Almost surely, 2^1004724520 is an apocalyptic number.

1004724520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004724520 is an abundant number, since it is smaller than the sum of its proper divisors (1258392800).

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

1004724520 is a wasteful number, since it uses less digits than its factorization.

1004724520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27645 (or 27641 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 1004724520 is about 31697.3897978998. The cubic root of 1004724520 is about 1001.5723663682.

Adding to 1004724520 its reverse (254274001), we get a palindrome (1258998521).

The spelling of 1004724520 in words is "one billion, four million, seven hundred twenty-four thousand, five hundred twenty".