537537573 has 8 divisors (see below), whose sum is σ = 796352000. Its totient is φ = 358358364.

The previous prime is 537537571. The next prime is 537537587. The reversal of 537537573 is 375735735.

537537573 is a `hidden beast` number, since 5 + 3 + 75 + 3 + 7 + 573 = 666.

It is not a de Polignac number, because 537537573 - 2¹ = 537537571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537537571) 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, 9954373 + ... + 9954426.

It is an arithmetic number, because the mean of its divisors is an integer number (99544000).

Almost surely, 2^537537573 is an apocalyptic number.

It is an amenable number.

537537573 is a deficient number, since it is larger than the sum of its proper divisors (258814427).

537537573 is a wasteful number, since it uses less digits than its factorization.

537537573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19908808 (or 19908802 counting only the distinct ones).

The product of its digits is 1157625, while the sum is 45.

The square root of 537537573 is about 23184.8565447363. The cubic root of 537537573 is about 813.0856107339.

The spelling of 537537573 in words is "five hundred thirty-seven million, five hundred thirty-seven thousand, five hundred seventy-three".