232540002 has 12 divisors (see below), whose sum is σ = 503836710. Its totient is φ = 77513328.

The previous prime is 232539977. The next prime is 232540013. The reversal of 232540002 is 200045232.

It can be written as a sum of positive squares in only one way, i.e., 226532601 + 6007401 = 15051^2 + 2451^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12918889 = 232540002 / (2 + 3 + 2 + 5 + 4 + 0 + 0 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6459427 + ... + 6459462.

Almost surely, 2^232540002 is an apocalyptic number.

232540002 is an abundant number, since it is smaller than the sum of its proper divisors (271296708).

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

232540002 is a wasteful number, since it uses less digits than its factorization.

232540002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12918897 (or 12918894 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 232540002 is about 15249.2623428151. The cubic root of 232540002 is about 614.9397363119.

Adding to 232540002 its reverse (200045232), we get a palindrome (432585234).

The spelling of 232540002 in words is "two hundred thirty-two million, five hundred forty thousand, two".