232001424 has 60 divisors (see below), whose sum is σ = 651293136. Its totient is φ = 77094336.

The previous prime is 232001401. The next prime is 232001449. The reversal of 232001424 is 424100232.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 232001397 and 232001406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47647 + ... + 52289.

Almost surely, 2^232001424 is an apocalyptic number.

232001424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232001424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325646568).

232001424 is an abundant number, since it is smaller than the sum of its proper divisors (419291712).

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

232001424 is a wasteful number, since it uses less digits than its factorization.

232001424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5004 (or 4995 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 232001424 is about 15231.5929567462. The cubic root of 232001424 is about 614.4646223125.

Adding to 232001424 its reverse (424100232), we get a palindrome (656101656).

The spelling of 232001424 in words is "two hundred thirty-two million, one thousand, four hundred twenty-four".