4516538 has 8 divisors (see below), whose sum is σ = 7295988. Its totient is φ = 2084544.

The previous prime is 4516529. The next prime is 4516541. The reversal of 4516538 is 8356154.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4507129 + 9409 = 2123^2 + 97^2 .

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

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, 86831 + ... + 86882.

Almost surely, 2^4516538 is an apocalyptic number.

4516538 is a deficient number, since it is larger than the sum of its proper divisors (2779450).

4516538 is a wasteful number, since it uses less digits than its factorization.

4516538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173728.

The product of its digits is 14400, while the sum is 32.

The square root of 4516538 is about 2125.2148126719. The cubic root of 4516538 is about 165.2983643453.

The spelling of 4516538 in words is "four million, five hundred sixteen thousand, five hundred thirty-eight".