537610217 has 4 divisors (see below), whose sum is σ = 547753860. Its totient is φ = 527466576.

The previous prime is 537610201. The next prime is 537610253. The reversal of 537610217 is 712016735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 486687721 + 50922496 = 22061^2 + 7136^2 .

It is a cyclic number.

It is not a de Polignac number, because 537610217 - 2⁴ = 537610201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537610267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5071742 + ... + 5071847.

It is an arithmetic number, because the mean of its divisors is an integer number (136938465).

Almost surely, 2^537610217 is an apocalyptic number.

It is an amenable number.

537610217 is a deficient number, since it is larger than the sum of its proper divisors (10143643).

537610217 is a wasteful number, since it uses less digits than its factorization.

537610217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10143642.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 537610217 is about 23186.4231178507. The cubic root of 537610217 is about 813.1222364716.

The spelling of 537610217 in words is "five hundred thirty-seven million, six hundred ten thousand, two hundred seventeen".