404262 has 24 divisors (see below), whose sum is σ = 901056. Its totient is φ = 130896.

The previous prime is 404251. The next prime is 404267. The reversal of 404262 is 262404.

404262 is a `hidden beast` number, since 404 + 262 = 666.

404262 is nontrivially palindromic in base 16.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404267) by changing a digit.

404262 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, 363 + ... + 969.

It is an arithmetic number, because the mean of its divisors is an integer number (37544).

2⁴⁰⁴²⁶² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450528).

404262 is an abundant number, since it is smaller than the sum of its proper divisors (496794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404262 is a wasteful number, since it uses less digits than its factorization.

404262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 649 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 404262 is about 635.8160111227. The cubic root of 404262 is about 73.9413950410.

Adding to 404262 its reverse (262404), we get a palindrome (666666).

It can be divided in two parts, 404 and 262, that added together give a palindrome (666).

The spelling of 404262 in words is "four hundred four thousand, two hundred sixty-two".