537642535 has 4 divisors (see below), whose sum is σ = 645171048. Its totient is φ = 430114024.

The previous prime is 537642529. The next prime is 537642569. The reversal of 537642535 is 535246735.

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

It is a cyclic number.

It is not a de Polignac number, because 537642535 - 2⁷ = 537642407 is a prime.

It is a super-3 number, since 3×537642535³ (a number of 27 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

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, 53764249 + ... + 53764258.

It is an arithmetic number, because the mean of its divisors is an integer number (161292762).

Almost surely, 2^537642535 is an apocalyptic number.

537642535 is a deficient number, since it is larger than the sum of its proper divisors (107528513).

537642535 is a wasteful number, since it uses less digits than its factorization.

537642535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107528512.

The product of its digits is 378000, while the sum is 40.

The square root of 537642535 is about 23187.1200238408. The cubic root of 537642535 is about 813.1385295386.

The spelling of 537642535 in words is "five hundred thirty-seven million, six hundred forty-two thousand, five hundred thirty-five".