1004621025 has 48 divisors (see below), whose sum is σ = 1762744320. Its totient is φ = 503764800.

The previous prime is 1004620993. The next prime is 1004621089. The reversal of 1004621025 is 5201264001.

It is not a de Polignac number, because 1004621025 - 2⁵ = 1004620993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004620992 and 1004621010.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96840 + ... + 106710.

It is an arithmetic number, because the mean of its divisors is an integer number (36723840).

Almost surely, 2^1004621025 is an apocalyptic number.

1004621025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004621025 is a deficient number, since it is larger than the sum of its proper divisors (758123295).

1004621025 is a wasteful number, since it uses less digits than its factorization.

1004621025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9966 (or 9961 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1004621025 is about 31695.7572081817. The cubic root of 1004621025 is about 1001.5379750867.

Adding to 1004621025 its reverse (5201264001), we get a palindrome (6205885026).

The spelling of 1004621025 in words is "one billion, four million, six hundred twenty-one thousand, twenty-five".