404241533 has 4 divisors (see below), whose sum is σ = 404289600. Its totient is φ = 404193468.

The previous prime is 404241479. The next prime is 404241557. The reversal of 404241533 is 335142404.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 404241533 - 2¹⁰ = 404240509 is a prime.

It is a super-2 number, since 2×404241533² = 326822434004380178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404201533) 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, 7733 + ... + 29466.

It is an arithmetic number, because the mean of its divisors is an integer number (101072400).

Almost surely, 2^404241533 is an apocalyptic number.

It is an amenable number.

404241533 is a deficient number, since it is larger than the sum of its proper divisors (48067).

404241533 is a wasteful number, since it uses less digits than its factorization.

404241533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48066.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 404241533 is about 20105.7587024216. The cubic root of 404241533 is about 739.4014718350.

Adding to 404241533 its reverse (335142404), we get a palindrome (739383937).

The spelling of 404241533 in words is "four hundred four million, two hundred forty-one thousand, five hundred thirty-three".