455433220 has 48 divisors (see below), whose sum is σ = 1045493568. Its totient is φ = 165272960.

The previous prime is 455433163. The next prime is 455433221. The reversal of 455433220 is 22334554.

It is not an unprimeable number, because it can be changed into a prime (455433221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122022 + ... + 125698.

It is an arithmetic number, because the mean of its divisors is an integer number (21781116).

Almost surely, 2^455433220 is an apocalyptic number.

It is an amenable number.

455433220 is an abundant number, since it is smaller than the sum of its proper divisors (590060348).

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

455433220 is a wasteful number, since it uses less digits than its factorization.

455433220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4260 (or 4258 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 455433220 is about 21340.8814250958. The cubic root of 455433220 is about 769.3811973347.

Adding to 455433220 its reverse (22334554), we get a palindrome (477767774).

The spelling of 455433220 in words is "four hundred fifty-five million, four hundred thirty-three thousand, two hundred twenty".