3918465 has 24 divisors (see below), whose sum is σ = 7151040. Its totient is φ = 1979424.

The previous prime is 3918443. The next prime is 3918491. The reversal of 3918465 is 5648193.

3918465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3918465 - 2⁶ = 3918401 is a prime.

It is a nialpdrome in base 9.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1437 + ... + 3146.

It is an arithmetic number, because the mean of its divisors is an integer number (297960).

Almost surely, 2^3918465 is an apocalyptic number.

It is an amenable number.

3918465 is a deficient number, since it is larger than the sum of its proper divisors (3232575).

3918465 is a wasteful number, since it uses less digits than its factorization.

3918465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4613 (or 4610 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 3918465 is about 1979.5113033272. The cubic root of 3918465 is about 157.6541197359.

The spelling of 3918465 in words is "three million, nine hundred eighteen thousand, four hundred sixty-five".