464431 has 4 divisors (see below), whose sum is σ = 506664. Its totient is φ = 422200.

The previous prime is 464419. The next prime is 464437. The reversal of 464431 is 134464.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 464431 - 2⁹ = 463919 is a prime.

It is a super-2 number, since 2×464431² = 431392307522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21100 + ... + 21121.

It is an arithmetic number, because the mean of its divisors is an integer number (126666).

2⁴⁶⁴⁴³¹ is an apocalyptic number.

464431 is a deficient number, since it is larger than the sum of its proper divisors (42233).

464431 is a wasteful number, since it uses less digits than its factorization.

464431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42232.

The product of its digits is 1152, while the sum is 22.

The square root of 464431 is about 681.4917460982. The cubic root of 464431 is about 77.4414959093.

Adding to 464431 its reverse (134464), we get a palindrome (598895).

The spelling of 464431 in words is "four hundred sixty-four thousand, four hundred thirty-one".