404311234 has 4 divisors (see below), whose sum is σ = 606466854. Its totient is φ = 202155616.

The previous prime is 404311217. The next prime is 404311307. The reversal of 404311234 is 432113404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 404130609 + 180625 = 20103^2 + 425^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101077807 + ... + 101077810.

Almost surely, 2^404311234 is an apocalyptic number.

404311234 is a deficient number, since it is larger than the sum of its proper divisors (202155620).

404311234 is a wasteful number, since it uses less digits than its factorization.

404311234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202155619.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 404311234 is about 20107.4919868192. The cubic root of 404311234 is about 739.4439662812.

Adding to 404311234 its reverse (432113404), we get a palindrome (836424638).

The spelling of 404311234 in words is "four hundred four million, three hundred eleven thousand, two hundred thirty-four".