232423018 has 8 divisors (see below), whose sum is σ = 352086660. Its totient is φ = 115060800.

The previous prime is 232423013. The next prime is 232423019. The reversal of 232423018 is 810324232.

It can be written as a sum of positive squares in 2 ways, for example, as 165559689 + 66863329 = 12867^2 + 8177^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 232422983 and 232423001.

It is not an unprimeable number, because it can be changed into a prime (232423013) 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, 575103 + ... + 575506.

Almost surely, 2^232423018 is an apocalyptic number.

232423018 is a deficient number, since it is larger than the sum of its proper divisors (119663642).

232423018 is a wasteful number, since it uses less digits than its factorization.

232423018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150712.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 232423018 is about 15245.4261337622. The cubic root of 232423018 is about 614.8365996814.

The spelling of 232423018 in words is "two hundred thirty-two million, four hundred twenty-three thousand, eighteen".