452976689 has 24 divisors (see below), whose sum is σ = 511932960. Its totient is φ = 400357760.

The previous prime is 452976613. The next prime is 452976691. The reversal of 452976689 is 986679254.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-452976689 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (452976289) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 763577 + ... + 764169.

It is an arithmetic number, because the mean of its divisors is an integer number (21330540).

Almost surely, 2^452976689 is an apocalyptic number.

It is an amenable number.

452976689 is a deficient number, since it is larger than the sum of its proper divisors (58956271).

452976689 is a wasteful number, since it uses less digits than its factorization.

452976689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781 (or 770 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 56.

The square root of 452976689 is about 21283.2490235866. The cubic root of 452976689 is about 767.9953980347.

It can be divided in two parts, 4529 and 76689, that added together give a palindrome (81218).

The spelling of 452976689 in words is "four hundred fifty-two million, nine hundred seventy-six thousand, six hundred eighty-nine".