486531 has 6 divisors (see below), whose sum is σ = 702780. Its totient is φ = 324348.

The previous prime is 486527. The next prime is 486539. The reversal of 486531 is 135684.

486531 is a `hidden beast` number, since 4 + 8 + 653 + 1 = 666.

It is not a de Polignac number, because 486531 - 2² = 486527 is a prime.

It is a super-2 number, since 2×486531² = 473424827922, which contains 22 as substring.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 486495 and 486504.

It is not an unprimeable number, because it can be changed into a prime (486539) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27021 + ... + 27038.

It is an arithmetic number, because the mean of its divisors is an integer number (117130).

2⁴⁸⁶⁵³¹ is an apocalyptic number.

486531 is a deficient number, since it is larger than the sum of its proper divisors (216249).

486531 is a wasteful number, since it uses less digits than its factorization.

486531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54065 (or 54062 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 486531 is about 697.5177417098. The cubic root of 486531 is about 78.6508654305.

The spelling of 486531 in words is "four hundred eighty-six thousand, five hundred thirty-one".