232561224 has 96 divisors (see below), whose sum is σ = 762203520. Its totient is φ = 62535168.

The previous prime is 232561223. The next prime is 232561247. The reversal of 232561224 is 422165232.

It is a happy number.

232561224 is a `hidden beast` number, since 2 + 3 + 25 + 612 + 24 = 666.

232561224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232561223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5004 + ... + 22139.

It is an arithmetic number, because the mean of its divisors is an integer number (7939620).

Almost surely, 2^232561224 is an apocalyptic number.

232561224 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 232561224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381101760).

232561224 is an abundant number, since it is smaller than the sum of its proper divisors (529642296).

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

232561224 is a wasteful number, since it uses less digits than its factorization.

232561224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27179 (or 27172 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 232561224 is about 15249.9581638770. The cubic root of 232561224 is about 614.9584425617.

The spelling of 232561224 in words is "two hundred thirty-two million, five hundred sixty-one thousand, two hundred twenty-four".