452622023 has 4 divisors (see below), whose sum is σ = 517282320. Its totient is φ = 387961728.

The previous prime is 452622019. The next prime is 452622061. The reversal of 452622023 is 320226254.

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

It is not a de Polignac number, because 452622023 - 2² = 452622019 is a prime.

It is a super-2 number, since 2×452622023² = 409733391409225058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452621983 and 452622001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452622523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32330138 + ... + 32330151.

It is an arithmetic number, because the mean of its divisors is an integer number (129320580).

Almost surely, 2^452622023 is an apocalyptic number.

452622023 is a deficient number, since it is larger than the sum of its proper divisors (64660297).

452622023 is an equidigital number, since it uses as much as digits as its factorization.

452622023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64660296.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 452622023 is about 21274.9153464826. The cubic root of 452622023 is about 767.7949072353.

Adding to 452622023 its reverse (320226254), we get a palindrome (772848277).

The spelling of 452622023 in words is "four hundred fifty-two million, six hundred twenty-two thousand, twenty-three".