536406631 has 4 divisors (see below), whose sum is σ = 536453064. Its totient is φ = 536360200.

The previous prime is 536406569. The next prime is 536406683. The reversal of 536406631 is 136604635.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 536406631 - 2⁷ = 536406503 is a prime.

It is a super-2 number, since 2×536406631² = 575464147561540322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536406691) 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, 9201 + ... + 34021.

It is an arithmetic number, because the mean of its divisors is an integer number (134113266).

Almost surely, 2^536406631 is an apocalyptic number.

536406631 is a deficient number, since it is larger than the sum of its proper divisors (46433).

536406631 is a wasteful number, since it uses less digits than its factorization.

536406631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46432.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 536406631 is about 23160.4540326825. The cubic root of 536406631 is about 812.5149850017.

The spelling of 536406631 in words is "five hundred thirty-six million, four hundred six thousand, six hundred thirty-one".