452622720 has 256 divisors, whose sum is σ = 1630368000. Its totient is φ = 105799680.

The previous prime is 452622707. The next prime is 452622763. The reversal of 452622720 is 27226254.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612111 + ... + 612849.

It is an arithmetic number, because the mean of its divisors is an integer number (6368625).

Almost surely, 2^452622720 is an apocalyptic number.

452622720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452622720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815184000).

452622720 is an abundant number, since it is smaller than the sum of its proper divisors (1177745280).

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

452622720 is a wasteful number, since it uses less digits than its factorization.

452622720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 452622720 is about 21274.9317272700. The cubic root of 452622720 is about 767.7953013483.

Adding to 452622720 its reverse (27226254), we get a palindrome (479848974).

The spelling of 452622720 in words is "four hundred fifty-two million, six hundred twenty-two thousand, seven hundred twenty".