2004526081 has 8 divisors (see below), whose sum is σ = 2082709800. Its totient is φ = 1926946560.

The previous prime is 2004526021. The next prime is 2004526099. The reversal of 2004526081 is 1806254002.

It can be written as a sum of positive squares in 4 ways, for example, as 326886400 + 1677639681 = 18080^2 + 40959^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2004526081 - 2¹⁵ = 2004493313 is a prime.

It is a super-2 number, since 2×2004526081² = 8036249618818437122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004526001) 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, 144280 + ... + 157561.

It is an arithmetic number, because the mean of its divisors is an integer number (260338725).

Almost surely, 2^2004526081 is an apocalyptic number.

It is an amenable number.

2004526081 is a deficient number, since it is larger than the sum of its proper divisors (78183719).

2004526081 is a wasteful number, since it uses less digits than its factorization.

2004526081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302099.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 2004526081 is about 44771.9340770532. The cubic root of 2004526081 is about 1260.8707513047.

The spelling of 2004526081 in words is "two billion, four million, five hundred twenty-six thousand, eighty-one".