452918645 has 16 divisors (see below), whose sum is σ = 574912512. Its totient is φ = 341827200.

The previous prime is 452918639. The next prime is 452918647. The reversal of 452918645 is 546819254.

It is not a de Polignac number, because 452918645 - 2¹² = 452914549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452918596 and 452918605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452918647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18581 + ... + 35370.

It is an arithmetic number, because the mean of its divisors is an integer number (35932032).

Almost surely, 2^452918645 is an apocalyptic number.

It is an amenable number.

452918645 is a deficient number, since it is larger than the sum of its proper divisors (121993867).

452918645 is a wasteful number, since it uses less digits than its factorization.

452918645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54052.

The product of its digits is 345600, while the sum is 44.

The square root of 452918645 is about 21281.8853723067. The cubic root of 452918645 is about 767.9625932347.

The spelling of 452918645 in words is "four hundred fifty-two million, nine hundred eighteen thousand, six hundred forty-five".