4645838 has 8 divisors (see below), whose sum is σ = 6978432. Its totient is φ = 2319696.

The previous prime is 4645813. The next prime is 4645841. The reversal of 4645838 is 8385464.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106 + ... + 3242.

It is an arithmetic number, because the mean of its divisors is an integer number (872304).

Almost surely, 2^4645838 is an apocalyptic number.

4645838 is a deficient number, since it is larger than the sum of its proper divisors (2332594).

4645838 is a wasteful number, since it uses less digits than its factorization.

4645838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226.

The product of its digits is 92160, while the sum is 38.

The square root of 4645838 is about 2155.4206086052. The cubic root of 4645838 is about 166.8609405690.

The spelling of 4645838 in words is "four million, six hundred forty-five thousand, eight hundred thirty-eight".