536551 has 4 divisors (see below), whose sum is σ = 538504. Its totient is φ = 534600.

The previous prime is 536533. The next prime is 536561. The reversal of 536551 is 155635.

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 536551 - 2⁷ = 536423 is a prime.

It is a Duffinian number.

536551 is a lucky number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536531) 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, 480 + ... + 1141.

It is an arithmetic number, because the mean of its divisors is an integer number (134626).

2⁵³⁶⁵⁵¹ is an apocalyptic number.

536551 is a deficient number, since it is larger than the sum of its proper divisors (1953).

536551 is a wasteful number, since it uses less digits than its factorization.

536551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952.

The product of its digits is 2250, while the sum is 25.

The square root of 536551 is about 732.4964163735. The cubic root of 536551 is about 81.2587872153.

The spelling of 536551 in words is "five hundred thirty-six thousand, five hundred fifty-one".