4905648 has 120 divisors (see below), whose sum is σ = 15862080. Its totient is φ = 1399680.

The previous prime is 4905623. The next prime is 4905653. The reversal of 4905648 is 8465094.

4905648 is a `hidden beast` number, since 4 + 9 + 0 + 5 + 648 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 30015 + ... + 30177.

It is an arithmetic number, because the mean of its divisors is an integer number (132184).

Almost surely, 2^4905648 is an apocalyptic number.

4905648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4905648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7931040).

4905648 is an abundant number, since it is smaller than the sum of its proper divisors (10956432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4905648 is a wasteful number, since it uses less digits than its factorization.

4905648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 4905648 is about 2214.8697478633. The cubic root of 4905648 is about 169.9151595118.

The spelling of 4905648 in words is "four million, nine hundred five thousand, six hundred forty-eight".