464391 has 6 divisors (see below), whose sum is σ = 670800. Its totient is φ = 309588.

The previous prime is 464383. The next prime is 464413. The reversal of 464391 is 193464.

It is not a de Polignac number, because 464391 - 2³ = 464383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25791 + ... + 25808.

It is an arithmetic number, because the mean of its divisors is an integer number (111800).

2⁴⁶⁴³⁹¹ is an apocalyptic number.

464391 is a deficient number, since it is larger than the sum of its proper divisors (206409).

464391 is a wasteful number, since it uses less digits than its factorization.

464391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51605 (or 51602 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 464391 is about 681.4623980822. The cubic root of 464391 is about 77.4392725803.

The spelling of 464391 in words is "four hundred sixty-four thousand, three hundred ninety-one".