2016465 has 32 divisors (see below), whose sum is σ = 3583872. Its totient is φ = 968000.

The previous prime is 2016461. The next prime is 2016493. The reversal of 2016465 is 5646102.

It is not a de Polignac number, because 2016465 - 2² = 2016461 is a prime.

It is a super-2 number, since 2×2016465² = 8132262192450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2016461) 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 31 ways as a sum of consecutive naturals, for example, 19915 + ... + 20015.

It is an arithmetic number, because the mean of its divisors is an integer number (111996).

2^2016465 is an apocalyptic number.

It is an amenable number.

2016465 is a deficient number, since it is larger than the sum of its proper divisors (1567407).

2016465 is a wasteful number, since it uses less digits than its factorization.

2016465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2016465 is about 1420.0228871395. The cubic root of 2016465 is about 126.3369038626.

It can be divided in two parts, 201 and 6465, that added together give a palindrome (6666).

The spelling of 2016465 in words is "two million, sixteen thousand, four hundred sixty-five".