452117620 has 24 divisors (see below), whose sum is σ = 949874688. Its totient is φ = 180765600.

The previous prime is 452117593. The next prime is 452117621. The reversal of 452117620 is 26711254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452117621) 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, 61965 + ... + 68875.

It is an arithmetic number, because the mean of its divisors is an integer number (39578112).

Almost surely, 2^452117620 is an apocalyptic number.

It is an amenable number.

452117620 is an abundant number, since it is smaller than the sum of its proper divisors (497757068).

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

452117620 is a wasteful number, since it uses less digits than its factorization.

452117620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10191 (or 10189 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 452117620 is about 21263.0576352509. The cubic root of 452117620 is about 767.5095904328.

Adding to 452117620 its reverse (26711254), we get a palindrome (478828874).

The spelling of 452117620 in words is "four hundred fifty-two million, one hundred seventeen thousand, six hundred twenty".