404252 has 6 divisors (see below), whose sum is σ = 707448. Its totient is φ = 202124.

The previous prime is 404251. The next prime is 404267. The reversal of 404252 is 252404.

It is a self number, because there is not a number n which added to its sum of digits gives 404252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50528 + ... + 50535.

It is an arithmetic number, because the mean of its divisors is an integer number (117908).

2⁴⁰⁴²⁵² is an apocalyptic number.

It is an amenable number.

404252 is a deficient number, since it is larger than the sum of its proper divisors (303196).

404252 is a wasteful number, since it uses less digits than its factorization.

404252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101067 (or 101065 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 404252 is about 635.8081471639. The cubic root of 404252 is about 73.9407853538.

Adding to 404252 its reverse (252404), we get a palindrome (656656).

It can be divided in two parts, 404 and 252, that added together give a palindrome (656).

The spelling of 404252 in words is "four hundred four thousand, two hundred fifty-two".