4503840 has 96 divisors (see below), whose sum is σ = 15494976. Its totient is φ = 1090560.

The previous prime is 4503839. The next prime is 4503901. The reversal of 4503840 is 483054.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4503840.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4854 + ... + 5706.

It is an arithmetic number, because the mean of its divisors is an integer number (161406).

Almost surely, 2^4503840 is an apocalyptic number.

4503840 is a gapful number since it is divisible by the number (40) 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 4503840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7747488).

4503840 is an abundant number, since it is smaller than the sum of its proper divisors (10991136).

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

4503840 is a wasteful number, since it uses less digits than its factorization.

4503840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4503840 is about 2122.2252472346. The cubic root of 4503840 is about 165.1433098364.

Adding to 4503840 its reverse (483054), we get a palindrome (4986894).

It can be divided in two parts, 450 and 3840, that multiplied together give a cube (1728000 = 120³).

The spelling of 4503840 in words is "four million, five hundred three thousand, eight hundred forty".