430140232 has 8 divisors (see below), whose sum is σ = 806512950. Its totient is φ = 215070112.

The previous prime is 430140197. The next prime is 430140233. The reversal of 430140232 is 232041034.

It can be written as a sum of positive squares in only one way, i.e., 266146596 + 163993636 = 16314^2 + 12806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (430140233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26883757 + ... + 26883772.

Almost surely, 2^430140232 is an apocalyptic number.

It is an amenable number.

430140232 is a deficient number, since it is larger than the sum of its proper divisors (376372718).

430140232 is a wasteful number, since it uses less digits than its factorization.

430140232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53767535 (or 53767531 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 430140232 is about 20739.8223714669. The cubic root of 430140232 is about 754.8662728228.

Adding to 430140232 its reverse (232041034), we get a palindrome (662181266).

The spelling of 430140232 in words is "four hundred thirty million, one hundred forty thousand, two hundred thirty-two".