404413124 has 6 divisors (see below), whose sum is σ = 707722974. Its totient is φ = 202206560.

The previous prime is 404413111. The next prime is 404413129. The reversal of 404413124 is 421314404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 404412100 + 1024 = 20110^2 + 32^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 404413124.

It is not an unprimeable number, because it can be changed into a prime (404413129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50551637 + ... + 50551644.

It is an arithmetic number, because the mean of its divisors is an integer number (117953829).

Almost surely, 2^404413124 is an apocalyptic number.

It is an amenable number.

404413124 is a deficient number, since it is larger than the sum of its proper divisors (303309850).

404413124 is a wasteful number, since it uses less digits than its factorization.

404413124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101103285 (or 101103283 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 404413124 is about 20110.0254599540. The cubic root of 404413124 is about 739.5060765330.

Adding to 404413124 its reverse (421314404), we get a palindrome (825727528).

The spelling of 404413124 in words is "four hundred four million, four hundred thirteen thousand, one hundred twenty-four".