9040025 has 24 divisors (see below), whose sum is σ = 11944920. Its totient is φ = 6773760.

The previous prime is 9040021. The next prime is 9040033. The reversal of 9040025 is 5200409.

It can be written as a sum of positive squares in 12 ways, for example, as 1466521 + 7573504 = 1211^2 + 2752^2 .

It is not a de Polignac number, because 9040025 - 2² = 9040021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9039979 and 9040006.

It is not an unprimeable number, because it can be changed into a prime (9040021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26657 + ... + 26993.

It is an arithmetic number, because the mean of its divisors is an integer number (497705).

Almost surely, 2^9040025 is an apocalyptic number.

It is an amenable number.

9040025 is a deficient number, since it is larger than the sum of its proper divisors (2904895).

9040025 is a wasteful number, since it uses less digits than its factorization.

9040025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 9040025 is about 3006.6634331099. The cubic root of 9040025 is about 208.3162794929.

The spelling of 9040025 in words is "nine million, forty thousand, twenty-five".