464643 has 8 divisors (see below), whose sum is σ = 688400. Its totient is φ = 309744.

The previous prime is 464621. The next prime is 464647. The reversal of 464643 is 346464.

It is a happy number.

It is not a de Polignac number, because 464643 - 2⁹ = 464131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 17209 = 464643 / (4 + 6 + 4 + 6 + 4 + 3).

It is a Duffinian number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (464647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8578 + ... + 8631.

It is an arithmetic number, because the mean of its divisors is an integer number (86050).

2⁴⁶⁴⁶⁴³ is an apocalyptic number.

464643 is a deficient number, since it is larger than the sum of its proper divisors (223757).

464643 is a wasteful number, since it uses less digits than its factorization.

464643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17218 (or 17212 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 464643 is about 681.6472694877. The cubic root of 464643 is about 77.4532774224.

The spelling of 464643 in words is "four hundred sixty-four thousand, six hundred forty-three".