452422143 has 12 divisors (see below), whose sum is σ = 654650568. Its totient is φ = 301083120.

The previous prime is 452422093. The next prime is 452422147. The reversal of 452422143 is 341224254.

It is not a de Polignac number, because 452422143 - 2⁶ = 452422079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452422147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38880 + ... + 49157.

It is an arithmetic number, because the mean of its divisors is an integer number (54554214).

Almost surely, 2^452422143 is an apocalyptic number.

452422143 is a deficient number, since it is larger than the sum of its proper divisors (202228425).

452422143 is a wasteful number, since it uses less digits than its factorization.

452422143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88614 (or 88611 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 452422143 is about 21270.2172767464. The cubic root of 452422143 is about 767.6818699883.

Adding to 452422143 its reverse (341224254), we get a palindrome (793646397).

The spelling of 452422143 in words is "four hundred fifty-two million, four hundred twenty-two thousand, one hundred forty-three".