465391 has 4 divisors (see below), whose sum is σ = 476784. Its totient is φ = 454000.

The previous prime is 465383. The next prime is 465407. The reversal of 465391 is 193564.

465391 = 276² + 277² + ... + 281².

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 465391 - 2³ = 465383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5635 + ... + 5716.

It is an arithmetic number, because the mean of its divisors is an integer number (119196).

2⁴⁶⁵³⁹¹ is an apocalyptic number.

465391 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

465391 is a deficient number, since it is larger than the sum of its proper divisors (11393).

465391 is a wasteful number, since it uses less digits than its factorization.

465391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11392.

The product of its digits is 3240, while the sum is 28.

The square root of 465391 is about 682.1957197169. The cubic root of 465391 is about 77.4948175515.

The spelling of 465391 in words is "four hundred sixty-five thousand, three hundred ninety-one".