452002423 has 4 divisors (see below), whose sum is σ = 454775608. Its totient is φ = 449229240.

The previous prime is 452002393. The next prime is 452002427. The reversal of 452002423 is 324200254.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 452002423 - 2¹⁷ = 451871351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452002394 and 452002403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452002427) 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, 1386348 + ... + 1386673.

It is an arithmetic number, because the mean of its divisors is an integer number (113693902).

Almost surely, 2^452002423 is an apocalyptic number.

452002423 is a deficient number, since it is larger than the sum of its proper divisors (2773185).

452002423 is a wasteful number, since it uses less digits than its factorization.

452002423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773184.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 452002423 is about 21260.3486095595. The cubic root of 452002423 is about 767.4443992019. Note that the first 3 decimals are identical.

Adding to 452002423 its reverse (324200254), we get a palindrome (776202677).

The spelling of 452002423 in words is "four hundred fifty-two million, two thousand, four hundred twenty-three".