423552 has 32 divisors (see below), whose sum is σ = 1126080. Its totient is φ = 141056.

The previous prime is 423547. The next prime is 423557. The reversal of 423552 is 255324.

It is an interprime number because it is at equal distance from previous prime (423547) and next prime (423557).

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (423557) by changing a digit.

423552 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168 + ... + 935.

It is an arithmetic number, because the mean of its divisors is an integer number (35190).

2⁴²³⁵⁵² is an apocalyptic number.

It is an amenable number.

423552 is an abundant number, since it is smaller than the sum of its proper divisors (702528).

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

423552 is a wasteful number, since it uses less digits than its factorization.

423552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1108 counting only the distinct ones).

The product of its digits is 1200, while the sum is 21.

The square root of 423552 is about 650.8087276612. The cubic root of 423552 is about 75.0992463886.

Adding to 423552 its reverse (255324), we get a palindrome (678876).

The spelling of 423552 in words is "four hundred twenty-three thousand, five hundred fifty-two".