232531037 has 2 divisors, whose sum is σ = 232531038. Its totient is φ = 232531036.

The previous prime is 232531027. The next prime is 232531067. The reversal of 232531037 is 730135232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191711716 + 40819321 = 13846^2 + 6389^2 .

It is a cyclic number.

It is not a de Polignac number, because 232531037 - 2⁴ = 232531021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232530997 and 232531015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232531027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116265518 + 116265519.

It is an arithmetic number, because the mean of its divisors is an integer number (116265519).

Almost surely, 2^232531037 is an apocalyptic number.

It is an amenable number.

232531037 is a deficient number, since it is larger than the sum of its proper divisors (1).

232531037 is an equidigital number, since it uses as much as digits as its factorization.

232531037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 232531037 is about 15248.9683913372. The cubic root of 232531037 is about 614.9318337209.

Adding to 232531037 its reverse (730135232), we get a palindrome (962666269).

The spelling of 232531037 in words is "two hundred thirty-two million, five hundred thirty-one thousand, thirty-seven".