448531 has 2 divisors, whose sum is σ = 448532. Its totient is φ = 448530.

The previous prime is 448519. The next prime is 448561. The reversal of 448531 is 135844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448531 - 2¹³ = 440339 is a prime.

It is a super-2 number, since 2×448531² = 402360115922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 448496 and 448505.

It is not a weakly prime, because it can be changed into another prime (448561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224265 + 224266.

It is an arithmetic number, because the mean of its divisors is an integer number (224266).

2⁴⁴⁸⁵³¹ is an apocalyptic number.

448531 is a deficient number, since it is larger than the sum of its proper divisors (1).

448531 is an equidigital number, since it uses as much as digits as its factorization.

448531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 448531 is about 669.7245702526. The cubic root of 448531 is about 76.5474665193.

It can be divided in two parts, 448 and 531, that added together give a palindrome (979).

The spelling of 448531 in words is "four hundred forty-eight thousand, five hundred thirty-one".