1040005225 has 24 divisors (see below), whose sum is σ = 1487636928. Its totient is φ = 706468800.

The previous prime is 1040005199. The next prime is 1040005247. The reversal of 1040005225 is 5225000401.

It is not a de Polignac number, because 1040005225 - 2¹¹ = 1040003177 is a prime.

It is a super-2 number, since 2×1040005225² = 2163221736054601250, which contains 22 as substring.

It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 9046 + ... + 46495.

It is an arithmetic number, because the mean of its divisors is an integer number (61984872).

Almost surely, 2^1040005225 is an apocalyptic number.

It is an amenable number.

1040005225 is a deficient number, since it is larger than the sum of its proper divisors (447631703).

1040005225 is a wasteful number, since it uses less digits than its factorization.

1040005225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55665 (or 55660 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1040005225 is about 32249.1120032785. The cubic root of 1040005225 is about 1013.1611005346.

Adding to 1040005225 its reverse (5225000401), we get a palindrome (6265005626).

The spelling of 1040005225 in words is "one billion, forty million, five thousand, two hundred twenty-five".