452489768 has 16 divisors (see below), whose sum is σ = 848781780. Its totient is φ = 226147968.

The previous prime is 452489767. The next prime is 452489783. The reversal of 452489768 is 867984254.

It can be written as a sum of positive squares in 2 ways, for example, as 267584164 + 184905604 = 16358^2 + 13598^2 .

It is not an unprimeable number, because it can be changed into a prime (452489767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10130 + ... + 31742.

Almost surely, 2^452489768 is an apocalyptic number.

It is an amenable number.

452489768 is a deficient number, since it is larger than the sum of its proper divisors (396292012).

452489768 is a wasteful number, since it uses less digits than its factorization.

452489768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24236 (or 24232 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The square root of 452489768 is about 21271.8068814100. The cubic root of 452489768 is about 767.7201173795.

The spelling of 452489768 in words is "four hundred fifty-two million, four hundred eighty-nine thousand, seven hundred sixty-eight".