606505537 has 4 divisors (see below), whose sum is σ = 661642416. Its totient is φ = 551368660.

The previous prime is 606505463. The next prime is 606505573. The reversal of 606505537 is 735505606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 606505537 - 2⁷ = 606505409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 606505496 and 606505505.

It is not an unprimeable number, because it can be changed into a prime (606505037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27568423 + ... + 27568444.

It is an arithmetic number, because the mean of its divisors is an integer number (165410604).

Almost surely, 2^606505537 is an apocalyptic number.

It is an amenable number.

606505537 is a deficient number, since it is larger than the sum of its proper divisors (55136879).

606505537 is a wasteful number, since it uses less digits than its factorization.

606505537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55136878.

The product of its (nonzero) digits is 94500, while the sum is 37.

The square root of 606505537 is about 24627.3331280510. Note that the first 3 decimals coincide. The cubic root of 606505537 is about 846.4700375393.

The spelling of 606505537 in words is "six hundred six million, five hundred five thousand, five hundred thirty-seven".