4540550 has 24 divisors (see below), whose sum is σ = 9652656. Its totient is φ = 1556640.

The previous prime is 4540541. The next prime is 4540573. The reversal of 4540550 is 550454.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6137 + ... + 6836.

It is an arithmetic number, because the mean of its divisors is an integer number (402194).

Almost surely, 2^4540550 is an apocalyptic number.

4540550 is an abundant number, since it is smaller than the sum of its proper divisors (5112106).

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

4540550 is a wasteful number, since it uses less digits than its factorization.

4540550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12992 (or 12987 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 4540550 is about 2130.8566352526. The cubic root of 4540550 is about 165.5907808741.

The spelling of 4540550 in words is "four million, five hundred forty thousand, five hundred fifty".