452840769 has 24 divisors (see below), whose sum is σ = 665630784. Its totient is φ = 296604000.

The previous prime is 452840693. The next prime is 452840797. The reversal of 452840769 is 967048254.

It is a happy number.

It is not a de Polignac number, because 452840769 - 2⁸ = 452840513 is a prime.

It is a super-2 number, since 2×452840769² = 410129524137022722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452845769) 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, 210439 + ... + 212579.

It is an arithmetic number, because the mean of its divisors is an integer number (27734616).

Almost surely, 2^452840769 is an apocalyptic number.

It is an amenable number.

452840769 is a deficient number, since it is larger than the sum of its proper divisors (212790015).

452840769 is a wasteful number, since it uses less digits than its factorization.

452840769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549 (or 2546 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 452840769 is about 21280.0556625212. The cubic root of 452840769 is about 767.9185755554.

The spelling of 452840769 in words is "four hundred fifty-two million, eight hundred forty thousand, seven hundred sixty-nine".