404021210234 has 8 divisors (see below), whose sum is σ = 606091973760. Its totient is φ = 201990552316.

The previous prime is 404021210191. The next prime is 404021210287. The reversal of 404021210234 is 432012120404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10001204 + ... + 10041519.

It is an arithmetic number, because the mean of its divisors is an integer number (75761496720).

Almost surely, 2^404021210234 is an apocalyptic number.

404021210234 is a deficient number, since it is larger than the sum of its proper divisors (202070763526).

404021210234 is a wasteful number, since it uses less digits than its factorization.

404021210234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20052804.

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

Adding to 404021210234 its reverse (432012120404), we get a palindrome (836033330638).

The spelling of 404021210234 in words is "four hundred four billion, twenty-one million, two hundred ten thousand, two hundred thirty-four".