404242201 has 32 divisors (see below), whose sum is σ = 486466560. Its totient is φ = 331622400.

The previous prime is 404242199. The next prime is 404242207. The reversal of 404242201 is 102242404.

It is not a de Polignac number, because 404242201 - 2¹ = 404242199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404242207) 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 31 ways as a sum of consecutive naturals, for example, 793935 + ... + 794443.

It is an arithmetic number, because the mean of its divisors is an integer number (15202080).

Almost surely, 2^404242201 is an apocalyptic number.

It is an amenable number.

404242201 is a deficient number, since it is larger than the sum of its proper divisors (82224359).

404242201 is a wasteful number, since it uses less digits than its factorization.

404242201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 404242201 is about 20105.7753145707. The cubic root of 404242201 is about 739.4018791162.

Adding to 404242201 its reverse (102242404), we get a palindrome (506484605).

The spelling of 404242201 in words is "four hundred four million, two hundred forty-two thousand, two hundred one".