464147434 has 4 divisors (see below), whose sum is σ = 696221154. Its totient is φ = 232073716.

The previous prime is 464147393. The next prime is 464147441. The reversal of 464147434 is 434741464.

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., 311699025 + 152448409 = 17655^2 + 12347^2 .

It is a junction number, because it is equal to n+sod(n) for n = 464147393 and 464147402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116036857 + ... + 116036860.

Almost surely, 2^464147434 is an apocalyptic number.

464147434 is a deficient number, since it is larger than the sum of its proper divisors (232073720).

464147434 is a wasteful number, since it uses less digits than its factorization.

464147434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232073719.

The product of its digits is 129024, while the sum is 37.

The square root of 464147434 is about 21544.0811825429. The cubic root of 464147434 is about 774.2573164002.

Adding to 464147434 its reverse (434741464), we get a palindrome (898888898).

The spelling of 464147434 in words is "four hundred sixty-four million, one hundred forty-seven thousand, four hundred thirty-four".