232216455 has 16 divisors (see below), whose sum is σ = 372002400. Its totient is φ = 123696768.

The previous prime is 232216451. The next prime is 232216459. The reversal of 232216455 is 554612232.

It is an interprime number because it is at equal distance from previous prime (232216451) and next prime (232216459).

It is not a de Polignac number, because 232216455 - 2² = 232216451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232216451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3721 + ... + 21869.

It is an arithmetic number, because the mean of its divisors is an integer number (23250150).

Almost surely, 2^232216455 is an apocalyptic number.

232216455 is a deficient number, since it is larger than the sum of its proper divisors (139785945).

232216455 is a wasteful number, since it uses less digits than its factorization.

232216455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19010.

The product of its digits is 14400, while the sum is 30.

The square root of 232216455 is about 15238.6500386353. The cubic root of 232216455 is about 614.6544029607.

Adding to 232216455 its reverse (554612232), we get a palindrome (786828687).

The spelling of 232216455 in words is "two hundred thirty-two million, two hundred sixteen thousand, four hundred fifty-five".