455433420 has 192 divisors, whose sum is σ = 1467648000. Its totient is φ = 104592384.

The previous prime is 455433397. The next prime is 455433437. The reversal of 455433420 is 24334554.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1170586 + ... + 1170974.

It is an arithmetic number, because the mean of its divisors is an integer number (7644000).

Almost surely, 2^455433420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455433420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733824000).

455433420 is an abundant number, since it is smaller than the sum of its proper divisors (1012214580).

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

455433420 is a wasteful number, since it uses less digits than its factorization.

455433420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 455433420 is about 21340.8861109374. The cubic root of 455433420 is about 769.3813099573.

Adding to 455433420 its reverse (24334554), we get a palindrome (479767974).

The spelling of 455433420 in words is "four hundred fifty-five million, four hundred thirty-three thousand, four hundred twenty".