4544138 has 8 divisors (see below), whose sum is σ = 6827232. Its totient is φ = 2268396.

The previous prime is 4544129. The next prime is 4544143. The reversal of 4544138 is 8314454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 4544138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131 + ... + 3017.

It is an arithmetic number, because the mean of its divisors is an integer number (853404).

Almost surely, 2^4544138 is an apocalyptic number.

4544138 is a deficient number, since it is larger than the sum of its proper divisors (2283094).

4544138 is a wasteful number, since it uses less digits than its factorization.

4544138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676.

The product of its digits is 7680, while the sum is 29.

The square root of 4544138 is about 2131.6983839183. The cubic root of 4544138 is about 165.6343866995.

The spelling of 4544138 in words is "four million, five hundred forty-four thousand, one hundred thirty-eight".