404024324 has 18 divisors (see below), whose sum is σ = 777163422. Its totient is φ = 183647200.

The previous prime is 404024323. The next prime is 404024339. The reversal of 404024324 is 423420404.

It can be written as a sum of positive squares in only one way, i.e., 254402500 + 149621824 = 15950^2 + 12232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 404024324.

It is not an unprimeable number, because it can be changed into a prime (404024323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 416897 + ... + 417864.

Almost surely, 2^404024324 is an apocalyptic number.

404024324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404024324 is a deficient number, since it is larger than the sum of its proper divisors (373139098).

404024324 is a wasteful number, since it uses less digits than its factorization.

404024324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834787 (or 834774 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 404024324 is about 20100.3563152497. The cubic root of 404024324 is about 739.2690151926.

Adding to 404024324 its reverse (423420404), we get a palindrome (827444728).

The spelling of 404024324 in words is "four hundred four million, twenty-four thousand, three hundred twenty-four".