4648538 has 4 divisors (see below), whose sum is σ = 6972810. Its totient is φ = 2324268.

The previous prime is 4648519. The next prime is 4648561. The reversal of 4648538 is 8358464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4190209 + 458329 = 2047^2 + 677^2 .

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 as a sum of consecutive naturals, namely, 1162133 + ... + 1162136.

Almost surely, 2^4648538 is an apocalyptic number.

4648538 is a deficient number, since it is larger than the sum of its proper divisors (2324272).

4648538 is a wasteful number, since it uses less digits than its factorization.

4648538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324271.

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

The square root of 4648538 is about 2156.0468455022. The cubic root of 4648538 is about 166.8932589072.

It can be divided in two parts, 46 and 48538, that added together give a palindrome (48584).

The spelling of 4648538 in words is "four million, six hundred forty-eight thousand, five hundred thirty-eight".