232560421 has 4 divisors (see below), whose sum is σ = 233525644. Its totient is φ = 231595200.

The previous prime is 232560397. The next prime is 232560443. The reversal of 232560421 is 124065232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81540900 + 151019521 = 9030^2 + 12289^2 .

It is a cyclic number.

It is not a de Polignac number, because 232560421 - 2⁹ = 232559909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232563421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482250 + ... + 482731.

It is an arithmetic number, because the mean of its divisors is an integer number (58381411).

Almost surely, 2^232560421 is an apocalyptic number.

It is an amenable number.

232560421 is a deficient number, since it is larger than the sum of its proper divisors (965223).

232560421 is an equidigital number, since it uses as much as digits as its factorization.

232560421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965222.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 232560421 is about 15249.9318359132. The cubic root of 232560421 is about 614.9577347736.

It can be divided in two parts, 2325604 and 21, that added together give a square (2325625 = 1525²).

The spelling of 232560421 in words is "two hundred thirty-two million, five hundred sixty thousand, four hundred twenty-one".