450414420 has 24 divisors (see below), whose sum is σ = 1261160544. Its totient is φ = 120110496.

The previous prime is 450414409. The next prime is 450414421. The reversal of 450414420 is 24414054.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450414421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3753394 + ... + 3753513.

It is an arithmetic number, because the mean of its divisors is an integer number (52548356).

Almost surely, 2^450414420 is an apocalyptic number.

It is an amenable number.

450414420 is an abundant number, since it is smaller than the sum of its proper divisors (810746124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450414420 is a wasteful number, since it uses less digits than its factorization.

450414420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506919 (or 7506917 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 450414420 is about 21222.9691607937. The cubic root of 450414420 is about 766.5446001837.

Adding to 450414420 its reverse (24414054), we get a palindrome (474828474).

The spelling of 450414420 in words is "four hundred fifty million, four hundred fourteen thousand, four hundred twenty".