536661441 has 12 divisors (see below), whose sum is σ = 815976720. Its totient is φ = 338943960.

The previous prime is 536661439. The next prime is 536661467. The reversal of 536661441 is 144166635.

It is a happy number.

It is not a de Polignac number, because 536661441 - 2¹ = 536661439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536661396 and 536661405.

It is not an unprimeable number, because it can be changed into a prime (536661401) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1569015 + ... + 1569356.

It is an arithmetic number, because the mean of its divisors is an integer number (67998060).

Almost surely, 2^536661441 is an apocalyptic number.

It is an amenable number.

536661441 is a deficient number, since it is larger than the sum of its proper divisors (279315279).

536661441 is a wasteful number, since it uses less digits than its factorization.

536661441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3138396 (or 3138393 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 536661441 is about 23165.9543511594. The cubic root of 536661441 is about 812.6436213490.

The spelling of 536661441 in words is "five hundred thirty-six million, six hundred sixty-one thousand, four hundred forty-one".