452423120 has 40 divisors (see below), whose sum is σ = 1055932416. Its totient is φ = 180272768.

The previous prime is 452423119. The next prime is 452423129. The reversal of 452423120 is 21324254.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452423129) 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, 10289 + ... + 31791.

Almost surely, 2^452423120 is an apocalyptic number.

452423120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452423120 is an abundant number, since it is smaller than the sum of its proper divisors (603509296).

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

452423120 is a wasteful number, since it uses less digits than its factorization.

452423120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21779 (or 21773 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 452423120 is about 21270.2402431190. The cubic root of 452423120 is about 767.6824225877.

Adding to 452423120 its reverse (21324254), we get a palindrome (473747374).

The spelling of 452423120 in words is "four hundred fifty-two million, four hundred twenty-three thousand, one hundred twenty".