4540518 has 24 divisors (see below), whose sum is σ = 9896328. Its totient is φ = 1504512.

The previous prime is 4540517. The next prime is 4540531. The reversal of 4540518 is 8150454.

It is a super-3 number, since 3×4540518³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4540491 and 4540500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540517) 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, 2821 + ... + 4127.

It is an arithmetic number, because the mean of its divisors is an integer number (412347).

Almost surely, 2^4540518 is an apocalyptic number.

4540518 is an abundant number, since it is smaller than the sum of its proper divisors (5355810).

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

4540518 is a wasteful number, since it uses less digits than its factorization.

4540518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 4540518 is about 2130.8491265221. The cubic root of 4540518 is about 165.5903918671.

The spelling of 4540518 in words is "four million, five hundred forty thousand, five hundred eighteen".