465645 has 16 divisors (see below), whose sum is σ = 766080. Its totient is φ = 241344.

The previous prime is 465643. The next prime is 465649. The reversal of 465645 is 546564.

It is not a de Polignac number, because 465645 - 2¹ = 465643 is a prime.

It is a super-3 number, since 3×465645³ = 302890802994633375, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136 + ... + 974.

It is an arithmetic number, because the mean of its divisors is an integer number (47880).

2⁴⁶⁵⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

465645 is a deficient number, since it is larger than the sum of its proper divisors (300435).

465645 is a wasteful number, since it uses less digits than its factorization.

465645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884.

The product of its digits is 14400, while the sum is 30.

The square root of 465645 is about 682.3818579066. The cubic root of 465645 is about 77.5089133002.

It can be divided in two parts, 465 and 645, that multiplied together give a triangular number (299925 = T₇₇₄).

The spelling of 465645 in words is "four hundred sixty-five thousand, six hundred forty-five".