46531 has 8 divisors (see below), whose sum is σ = 51200. Its totient is φ = 42120.

The previous prime is 46523. The next prime is 46549. The reversal of 46531 is 13564.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46531 - 2³ = 46523 is a prime.

It is a super-2 number, since 2×46531² = 4330267922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

46531 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 46499 and 46508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550 + ... + 628.

It is an arithmetic number, because the mean of its divisors is an integer number (6400).

2⁴⁶⁵³¹ is an apocalyptic number.

46531 is a deficient number, since it is larger than the sum of its proper divisors (4669).

46531 is a wasteful number, since it uses less digits than its factorization.

46531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129.

The product of its digits is 360, while the sum is 19.

The square root of 46531 is about 215.7104540814. The cubic root of 46531 is about 35.9678210393.

It can be divided in two parts, 465 and 31, that added together give a triangular number (496 = T₃₁).

The spelling of 46531 in words is "forty-six thousand, five hundred thirty-one".