4542165 has 12 divisors (see below), whose sum is σ = 7873164. Its totient is φ = 2422464.

The previous prime is 4542149. The next prime is 4542173. The reversal of 4542165 is 5612454.

It can be written as a sum of positive squares in 2 ways, for example, as 1004004 + 3538161 = 1002^2 + 1881^2 .

It is not a de Polignac number, because 4542165 - 2⁴ = 4542149 is a prime.

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, 50424 + ... + 50513.

It is an arithmetic number, because the mean of its divisors is an integer number (656097).

Almost surely, 2^4542165 is an apocalyptic number.

4542165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4542165 is a deficient number, since it is larger than the sum of its proper divisors (3330999).

4542165 is a wasteful number, since it uses less digits than its factorization.

4542165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100948 (or 100945 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4542165 is about 2131.2355571358. The cubic root of 4542165 is about 165.6104111987.

The spelling of 4542165 in words is "four million, five hundred forty-two thousand, one hundred sixty-five".