4649816 has 8 divisors (see below), whose sum is σ = 8718420. Its totient is φ = 2324904.

The previous prime is 4649809. The next prime is 4649819. The reversal of 4649816 is 6189464.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4649816.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4649819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290606 + ... + 290621.

Almost surely, 2^4649816 is an apocalyptic number.

It is an amenable number.

4649816 is a deficient number, since it is larger than the sum of its proper divisors (4068604).

4649816 is a wasteful number, since it uses less digits than its factorization.

4649816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581233 (or 581229 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 4649816 is about 2156.3432008843. The cubic root of 4649816 is about 166.9085518905.

The spelling of 4649816 in words is "four million, six hundred forty-nine thousand, eight hundred sixteen".