1004525250 has 128 divisors (see below), whose sum is σ = 2661984000. Its totient is φ = 251596800.

The previous prime is 1004525227. The next prime is 1004525273. The reversal of 1004525250 is 525254001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1004525227) and next prime (1004525273).

It is a self number, because there is not a number n which added to its sum of digits gives 1004525250.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2237026 + ... + 2237474.

It is an arithmetic number, because the mean of its divisors is an integer number (20796750).

Almost surely, 2^1004525250 is an apocalyptic number.

1004525250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004525250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1330992000).

1004525250 is an abundant number, since it is smaller than the sum of its proper divisors (1657458750).

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

1004525250 is a wasteful number, since it uses less digits than its factorization.

1004525250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 1004525250 is about 31694.2463232682. The cubic root of 1004525250 is about 1001.5061470488.

Adding to 1004525250 its reverse (525254001), we get a palindrome (1529779251).

The spelling of 1004525250 in words is "one billion, four million, five hundred twenty-five thousand, two hundred fifty".