540041444 has 12 divisors (see below), whose sum is σ = 958019244. Its totient is φ = 266321664.

The previous prime is 540041387. The next prime is 540041459. The reversal of 540041444 is 444140045.

It can be written as a sum of positive squares in 2 ways, for example, as 127464100 + 412577344 = 11290^2 + 20312^2 .

It is a super-2 number, since 2×540041444² = 583289522475210272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924437 + ... + 925020.

It is an arithmetic number, because the mean of its divisors is an integer number (79834937).

Almost surely, 2^540041444 is an apocalyptic number.

It is an amenable number.

540041444 is a deficient number, since it is larger than the sum of its proper divisors (417977800).

540041444 is a wasteful number, since it uses less digits than its factorization.

540041444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849534 (or 1849532 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 540041444 is about 23238.7917930343. The cubic root of 540041444 is about 814.3461170981.

Adding to 540041444 its reverse (444140045), we get a palindrome (984181489).

The spelling of 540041444 in words is "five hundred forty million, forty-one thousand, four hundred forty-four".