452134520 has 64 divisors (see below), whose sum is σ = 1041012000. Its totient is φ = 176670208.

The previous prime is 452134517. The next prime is 452134531. The reversal of 452134520 is 25431254.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 452134520.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888026 + ... + 888534.

Almost surely, 2^452134520 is an apocalyptic number.

452134520 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 452134520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520506000).

452134520 is an abundant number, since it is smaller than the sum of its proper divisors (588877480).

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

452134520 is a wasteful number, since it uses less digits than its factorization.

452134520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 452134520 is about 21263.4550344012. The cubic root of 452134520 is about 767.5191533946.

Adding to 452134520 its reverse (25431254), we get a palindrome (477565774).

The spelling of 452134520 in words is "four hundred fifty-two million, one hundred thirty-four thousand, five hundred twenty".