430023434 has 4 divisors (see below), whose sum is σ = 645035154. Its totient is φ = 215011716.

The previous prime is 430023427. The next prime is 430023437. The reversal of 430023434 is 434320034.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 368448025 + 61575409 = 19195^2 + 7847^2 .

It is not an unprimeable number, because it can be changed into a prime (430023437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107505857 + ... + 107505860.

Almost surely, 2^430023434 is an apocalyptic number.

430023434 is a deficient number, since it is larger than the sum of its proper divisors (215011720).

430023434 is a wasteful number, since it uses less digits than its factorization.

430023434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215011719.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 430023434 is about 20737.0063895443. The cubic root of 430023434 is about 754.7979425081.

Adding to 430023434 its reverse (434320034), we get a palindrome (864343468).

The spelling of 430023434 in words is "four hundred thirty million, twenty-three thousand, four hundred thirty-four".