536561943 has 8 divisors (see below), whose sum is σ = 718568448. Its totient is φ = 356131704.

The previous prime is 536561941. The next prime is 536561959. The reversal of 536561943 is 349165635.

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

It is not a de Polignac number, because 536561943 - 2¹ = 536561941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536561895 and 536561904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536561941) 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 7 ways as a sum of consecutive naturals, for example, 393271 + ... + 394632.

It is an arithmetic number, because the mean of its divisors is an integer number (89821056).

Almost surely, 2^536561943 is an apocalyptic number.

536561943 is a deficient number, since it is larger than the sum of its proper divisors (182006505).

536561943 is a wasteful number, since it uses less digits than its factorization.

536561943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788133.

The product of its digits is 291600, while the sum is 42.

The square root of 536561943 is about 23163.8067467331. The cubic root of 536561943 is about 812.5933963801.

The spelling of 536561943 in words is "five hundred thirty-six million, five hundred sixty-one thousand, nine hundred forty-three".