404323412 has 6 divisors (see below), whose sum is σ = 707565978. Its totient is φ = 202161704.

The previous prime is 404323369. The next prime is 404323441. The reversal of 404323412 is 214323404.

It can be written as a sum of positive squares in only one way, i.e., 210946576 + 193376836 = 14524^2 + 13906^2 .

It is a congruent number.

It is an unprimeable number.

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, 50540423 + ... + 50540430.

It is an arithmetic number, because the mean of its divisors is an integer number (117927663).

Almost surely, 2^404323412 is an apocalyptic number.

It is an amenable number.

404323412 is a deficient number, since it is larger than the sum of its proper divisors (303242566).

404323412 is a wasteful number, since it uses less digits than its factorization.

404323412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101080857 (or 101080855 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 404323412 is about 20107.7948069897. The cubic root of 404323412 is about 739.4513903129.

Adding to 404323412 its reverse (214323404), we get a palindrome (618646816).

The spelling of 404323412 in words is "four hundred four million, three hundred twenty-three thousand, four hundred twelve".