4521140 has 24 divisors (see below), whose sum is σ = 10225320. Its totient is φ = 1669248.

The previous prime is 4521113. The next prime is 4521151. The reversal of 4521140 is 411254.

4521140 is nontrivially palindromic in base 3.

4521140 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 169744 + 4351396 = 412^2 + 2086^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8435 + ... + 8954.

It is an arithmetic number, because the mean of its divisors is an integer number (426055).

Almost surely, 2^4521140 is an apocalyptic number.

It is an amenable number.

4521140 is an abundant number, since it is smaller than the sum of its proper divisors (5704180).

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

4521140 is a wasteful number, since it uses less digits than its factorization.

4521140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17411 (or 17409 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 4521140 is about 2126.2972510917. The cubic root of 4521140 is about 165.3544873355.

Adding to 4521140 its reverse (411254), we get a palindrome (4932394).

The spelling of 4521140 in words is "four million, five hundred twenty-one thousand, one hundred forty".