232231477 has 2 divisors, whose sum is σ = 232231478. Its totient is φ = 232231476.

The previous prime is 232231459. The next prime is 232231487. The reversal of 232231477 is 774132232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232227121 + 4356 = 15239^2 + 66^2 .

It is a cyclic number.

It is not a de Polignac number, because 232231477 - 2¹⁵ = 232198709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232231487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116115738 + 116115739.

It is an arithmetic number, because the mean of its divisors is an integer number (116115739).

Almost surely, 2^232231477 is an apocalyptic number.

It is an amenable number.

232231477 is a deficient number, since it is larger than the sum of its proper divisors (1).

232231477 is an equidigital number, since it uses as much as digits as its factorization.

232231477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 31.

The square root of 232231477 is about 15239.1429220937. The cubic root of 232231477 is about 614.6676565999.

The spelling of 232231477 in words is "two hundred thirty-two million, two hundred thirty-one thousand, four hundred seventy-seven".