536657 has 4 divisors (see below), whose sum is σ = 585456. Its totient is φ = 487860.

The previous prime is 536651. The next prime is 536671. The reversal of 536657 is 756635.

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 536657 - 2⁶ = 536593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536651) 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, 24383 + ... + 24404.

It is an arithmetic number, because the mean of its divisors is an integer number (146364).

2⁵³⁶⁶⁵⁷ is an apocalyptic number.

It is an amenable number.

536657 is a deficient number, since it is larger than the sum of its proper divisors (48799).

536657 is a wasteful number, since it uses less digits than its factorization.

536657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48798.

The product of its digits is 18900, while the sum is 32.

The square root of 536657 is about 732.5687681030. The cubic root of 536657 is about 81.2641379737.

The spelling of 536657 in words is "five hundred thirty-six thousand, six hundred fifty-seven".