452425122 has 64 divisors (see below), whose sum is σ = 1037053440. Its totient is φ = 146095488.

The previous prime is 452425121. The next prime is 452425147. The reversal of 452425122 is 221524254.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (452425121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 732958 + ... + 733574.

It is an arithmetic number, because the mean of its divisors is an integer number (16203960).

Almost surely, 2^452425122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452425122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (518526720).

452425122 is an abundant number, since it is smaller than the sum of its proper divisors (584628318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452425122 is a wasteful number, since it uses less digits than its factorization.

452425122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1026 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 452425122 is about 21270.2873041245. The cubic root of 452425122 is about 767.6835549333.

Adding to 452425122 its reverse (221524254), we get a palindrome (673949376).

It can be divided in two parts, 4524 and 25122, that added together give a triangular number (29646 = T₂₄₃).

The spelling of 452425122 in words is "four hundred fifty-two million, four hundred twenty-five thousand, one hundred twenty-two".