464838193 has 4 divisors (see below), whose sum is σ = 465196788. Its totient is φ = 464479600.

The previous prime is 464838151. The next prime is 464838229. The reversal of 464838193 is 391838464.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19079424 + 445758769 = 4368^2 + 21113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464838193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464838113) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 177346 + ... + 179947.

It is an arithmetic number, because the mean of its divisors is an integer number (116299197).

Almost surely, 2^464838193 is an apocalyptic number.

It is an amenable number.

464838193 is a deficient number, since it is larger than the sum of its proper divisors (358595).

464838193 is a wasteful number, since it uses less digits than its factorization.

464838193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358594.

The product of its digits is 497664, while the sum is 46.

The square root of 464838193 is about 21560.1065164345. The cubic root of 464838193 is about 774.6412174878.

The spelling of 464838193 in words is "four hundred sixty-four million, eight hundred thirty-eight thousand, one hundred ninety-three".