452023740 has 336 divisors, whose sum is σ = 1680526848. Its totient is φ = 99937152.

The previous prime is 452023711. The next prime is 452023757. The reversal of 452023740 is 47320254.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 111 ways as a sum of consecutive naturals, for example, 4388529 + ... + 4388631.

It is an arithmetic number, because the mean of its divisors is an integer number (5001568).

Almost surely, 2^452023740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452023740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840263424).

452023740 is an abundant number, since it is smaller than the sum of its proper divisors (1228503108).

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

452023740 is a wasteful number, since it uses less digits than its factorization.

452023740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 452023740 is about 21260.8499359739. The cubic root of 452023740 is about 767.4564635584.

Adding to 452023740 its reverse (47320254), we get a palindrome (499343994).

The spelling of 452023740 in words is "four hundred fifty-two million, twenty-three thousand, seven hundred forty".