404202011 has 8 divisors (see below), whose sum is σ = 407852544. Its totient is φ = 400559040.

The previous prime is 404201983. The next prime is 404202053. The reversal of 404202011 is 110202404.

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

It is a cyclic number.

It is not a de Polignac number, because 404202011 - 2⁶ = 404201947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404202061) 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 in 7 ways as a sum of consecutive naturals, for example, 180881 + ... + 183101.

It is an arithmetic number, because the mean of its divisors is an integer number (50981568).

Almost surely, 2^404202011 is an apocalyptic number.

404202011 is a deficient number, since it is larger than the sum of its proper divisors (3650533).

404202011 is a wasteful number, since it uses less digits than its factorization.

404202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 404202011 is about 20104.7758256589. The cubic root of 404202011 is about 739.3773743793.

Adding to 404202011 its reverse (110202404), we get a palindrome (514404415).

The spelling of 404202011 in words is "four hundred four million, two hundred two thousand, eleven".