232523016 has 64 divisors (see below), whose sum is σ = 648933120. Its totient is φ = 68819520.

The previous prime is 232522999. The next prime is 232523021. The reversal of 232523016 is 610325232.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1111 + ... + 21593.

It is an arithmetic number, because the mean of its divisors is an integer number (10139580).

Almost surely, 2^232523016 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 232523016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324466560).

232523016 is an abundant number, since it is smaller than the sum of its proper divisors (416410104).

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

232523016 is a wasteful number, since it uses less digits than its factorization.

232523016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20546 (or 20542 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 232523016 is about 15248.7053876714. The cubic root of 232523016 is about 614.9247630878.

Adding to 232523016 its reverse (610325232), we get a palindrome (842848248).

It can be divided in two parts, 2325230 and 16, that added together give a triangular number (2325246 = T₂₁₅₆).

The spelling of 232523016 in words is "two hundred thirty-two million, five hundred twenty-three thousand, sixteen".