4540199 has 4 divisors (see below), whose sum is σ = 4559280. Its totient is φ = 4521120.

The previous prime is 4540189. The next prime is 4540201. The reversal of 4540199 is 9910454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4540199 is a prime.

It is a super-2 number, since 2×4540199² = 41226813919202, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9179 + ... + 9660.

It is an arithmetic number, because the mean of its divisors is an integer number (1139820).

Almost surely, 2^4540199 is an apocalyptic number.

4540199 is a deficient number, since it is larger than the sum of its proper divisors (19081).

4540199 is a wasteful number, since it uses less digits than its factorization.

4540199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19080.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 4540199 is about 2130.7742724184. The cubic root of 4540199 is about 165.5865138535.

The spelling of 4540199 in words is "four million, five hundred forty thousand, one hundred ninety-nine".