423422552 has 64 divisors (see below), whose sum is σ = 942243840. Its totient is φ = 174556800.

The previous prime is 423422551. The next prime is 423422569. The reversal of 423422552 is 255224324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423422551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330938 + ... + 332214.

It is an arithmetic number, because the mean of its divisors is an integer number (14722560).

Almost surely, 2^423422552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423422552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471121920).

423422552 is an abundant number, since it is smaller than the sum of its proper divisors (518821288).

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

423422552 is a wasteful number, since it uses less digits than its factorization.

423422552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512 (or 1508 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 423422552 is about 20577.2338277039. The cubic root of 423422552 is about 750.9159487803.

Adding to 423422552 its reverse (255224324), we get a palindrome (678646876).

The spelling of 423422552 in words is "four hundred twenty-three million, four hundred twenty-two thousand, five hundred fifty-two".