452622729 has 12 divisors (see below), whose sum is σ = 653491536. Its totient is φ = 278536752.

The previous prime is 452622707. The next prime is 452622763. The reversal of 452622729 is 927226254.

It is not a de Polignac number, because 452622729 - 2⁸ = 452622473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (452622629) 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 11 ways as a sum of consecutive naturals, for example, 445867 + ... + 446880.

It is an arithmetic number, because the mean of its divisors is an integer number (54457628).

Almost surely, 2^452622729 is an apocalyptic number.

It is an amenable number.

452622729 is a deficient number, since it is larger than the sum of its proper divisors (200868807).

452622729 is a wasteful number, since it uses less digits than its factorization.

452622729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892776 (or 892763 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 452622729 is about 21274.9319387865. The cubic root of 452622729 is about 767.7953064373.

The spelling of 452622729 in words is "four hundred fifty-two million, six hundred twenty-two thousand, seven hundred twenty-nine".