450042411 has 64 divisors (see below), whose sum is σ = 798336000. Its totient is φ = 223308288.

The previous prime is 450042391. The next prime is 450042421. The reversal of 450042411 is 114240054.

It is a happy number.

It is not a de Polignac number, because 450042411 - 2⁶ = 450042347 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (450042421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 226420 + ... + 228398.

It is an arithmetic number, because the mean of its divisors is an integer number (12474000).

Almost surely, 2^450042411 is an apocalyptic number.

450042411 is a deficient number, since it is larger than the sum of its proper divisors (348293589).

450042411 is a wasteful number, since it uses less digits than its factorization.

450042411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033 (or 2019 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 450042411 is about 21214.2030489010. The cubic root of 450042411 is about 766.3335056738. Note that the first 3 decimals are identical.

Adding to 450042411 its reverse (114240054), we get a palindrome (564282465).

The spelling of 450042411 in words is "four hundred fifty million, forty-two thousand, four hundred eleven".