4203648 has 96 divisors (see below), whose sum is σ = 12530700. Its totient is φ = 1351680.

The previous prime is 4203643. The next prime is 4203649. The reversal of 4203648 is 8463024.

It can be written as a sum of positive squares in 2 ways, for example, as 3415104 + 788544 = 1848^2 + 888^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4203643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47188 + ... + 47276.

Almost surely, 2^4203648 is an apocalyptic number.

4203648 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 4203648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6265350).

4203648 is an abundant number, since it is smaller than the sum of its proper divisors (8327052).

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

4203648 is a wasteful number, since it uses less digits than its factorization.

4203648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4203648 is about 2050.2799808807. The cubic root of 4203648 is about 161.3895636854.

It can be divided in two parts, 4203 and 648, that added together give a triangular number (4851 = T₉₈).

The spelling of 4203648 in words is "four million, two hundred three thousand, six hundred forty-eight".