401882 has 24 divisors (see below), whose sum is σ = 691740. Its totient is φ = 174720.

The previous prime is 401867. The next prime is 401887. The reversal of 401882 is 288104.

It can be written as a sum of positive squares in 6 ways, for example, as 6241 + 395641 = 79^2 + 629^2 .

It is not an unprimeable number, because it can be changed into a prime (401887) by changing a digit.

401882 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9782 + ... + 9822.

2⁴⁰¹⁸⁸² is an apocalyptic number.

401882 is a deficient number, since it is larger than the sum of its proper divisors (289858).

401882 is a wasteful number, since it uses less digits than its factorization.

401882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 401882 is about 633.9416376923. The cubic root of 401882 is about 73.7960050031.

Adding to 401882 its reverse (288104), we get a palindrome (689986).

It can be divided in two parts, 4018 and 82, that multiplied together give a square (329476 = 574²).

The spelling of 401882 in words is "four hundred one thousand, eight hundred eighty-two".