4516540 has 24 divisors (see below), whose sum is σ = 10840032. Its totient is φ = 1548480.

The previous prime is 4516529. The next prime is 4516541. The reversal of 4516540 is 456154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4516541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15991 + ... + 16270.

It is an arithmetic number, because the mean of its divisors is an integer number (451668).

Almost surely, 2^4516540 is an apocalyptic number.

It is an amenable number.

4516540 is an abundant number, since it is smaller than the sum of its proper divisors (6323492).

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

4516540 is a wasteful number, since it uses less digits than its factorization.

4516540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32277 (or 32275 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4516540 is about 2125.2152832125. The cubic root of 4516540 is about 165.2983887443.

Subtracting from 4516540 its sum of digits (25), we obtain a triangular number (4516515 = T₃₀₀₅).

The spelling of 4516540 in words is "four million, five hundred sixteen thousand, five hundred forty".