232513456 has 40 divisors (see below), whose sum is σ = 523306784. Its totient is φ = 98012160.

The previous prime is 232513453. The next prime is 232513483. The reversal of 232513456 is 654315232.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (232513451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10185 + ... + 23848.

Almost surely, 2^232513456 is an apocalyptic number.

It is an amenable number.

232513456 is an abundant number, since it is smaller than the sum of its proper divisors (290793328).

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

232513456 is a wasteful number, since it uses less digits than its factorization.

232513456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34109 (or 34103 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 232513456 is about 15248.3919152152. The cubic root of 232513456 is about 614.9163355904.

Adding to 232513456 its reverse (654315232), we get a palindrome (886828688).

The spelling of 232513456 in words is "two hundred thirty-two million, five hundred thirteen thousand, four hundred fifty-six".