452626639 has 8 divisors (see below), whose sum is σ = 459793152. Its totient is φ = 445501080.

The previous prime is 452626627. The next prime is 452626667. The reversal of 452626639 is 936626254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 452626639 - 2¹⁹ = 452102351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452626595 and 452626604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452626619) 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 7 ways as a sum of consecutive naturals, for example, 12432 + ... + 32554.

It is an arithmetic number, because the mean of its divisors is an integer number (57474144).

Almost surely, 2^452626639 is an apocalyptic number.

452626639 is a deficient number, since it is larger than the sum of its proper divisors (7166513).

452626639 is a wasteful number, since it uses less digits than its factorization.

452626639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20477.

The product of its digits is 466560, while the sum is 43.

The square root of 452626639 is about 21275.0238307740. The cubic root of 452626639 is about 767.7975173080.

The spelling of 452626639 in words is "four hundred fifty-two million, six hundred twenty-six thousand, six hundred thirty-nine".