404303241 has 4 divisors (see below), whose sum is σ = 539070992. Its totient is φ = 269535492.

The previous prime is 404303213. The next prime is 404303267. The reversal of 404303241 is 142303404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 404303241 - 2¹⁸ = 404041097 is a prime.

It is a super-2 number, since 2×404303241² = 326922221366208162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (404303041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67383871 + ... + 67383876.

It is an arithmetic number, because the mean of its divisors is an integer number (134767748).

Almost surely, 2^404303241 is an apocalyptic number.

It is an amenable number.

404303241 is a deficient number, since it is larger than the sum of its proper divisors (134767751).

404303241 is a wasteful number, since it uses less digits than its factorization.

404303241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134767750.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 404303241 is about 20107.2932290749. The cubic root of 404303241 is about 739.4390934555.

Adding to 404303241 its reverse (142303404), we get a palindrome (546606645).

The spelling of 404303241 in words is "four hundred four million, three hundred three thousand, two hundred forty-one".