452543740 has 48 divisors (see below), whose sum is σ = 1097730144. Its totient is φ = 154880000.

The previous prime is 452543719. The next prime is 452543759. The reversal of 452543740 is 47345254.

It is a super-2 number, since 2×452543740² = 409591673226375200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 452543696 and 452543705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56761 + ... + 64240.

It is an arithmetic number, because the mean of its divisors is an integer number (22869378).

Almost surely, 2^452543740 is an apocalyptic number.

It is an amenable number.

452543740 is an abundant number, since it is smaller than the sum of its proper divisors (645186404).

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

452543740 is a wasteful number, since it uses less digits than its factorization.

452543740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121038 (or 121036 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 34.

The square root of 452543740 is about 21273.0754711208. The cubic root of 452543740 is about 767.7506401639.

Adding to 452543740 its reverse (47345254), we get a palindrome (499888994).

The spelling of 452543740 in words is "four hundred fifty-two million, five hundred forty-three thousand, seven hundred forty".