4649865 has 16 divisors (see below), whose sum is σ = 8116416. Its totient is φ = 2254400.

The previous prime is 4649863. The next prime is 4649873. The reversal of 4649865 is 5689464.

4649865 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4649865 - 2¹ = 4649863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4649863) 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, 13926 + ... + 14255.

It is an arithmetic number, because the mean of its divisors is an integer number (507276).

Almost surely, 2^4649865 is an apocalyptic number.

It is an amenable number.

4649865 is a deficient number, since it is larger than the sum of its proper divisors (3466551).

4649865 is a wasteful number, since it uses less digits than its factorization.

4649865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28200.

The product of its digits is 207360, while the sum is 42.

The square root of 4649865 is about 2156.3545626821. The cubic root of 4649865 is about 166.9091381854.

The spelling of 4649865 in words is "four million, six hundred forty-nine thousand, eight hundred sixty-five".