4538516 has 12 divisors (see below), whose sum is σ = 8077440. Its totient is φ = 2230680.

The previous prime is 4538509. The next prime is 4538519. The reversal of 4538516 is 6158354.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4538519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9380 + ... + 9851.

It is an arithmetic number, because the mean of its divisors is an integer number (673120).

Almost surely, 2^4538516 is an apocalyptic number.

It is an amenable number.

4538516 is a deficient number, since it is larger than the sum of its proper divisors (3538924).

4538516 is a wasteful number, since it uses less digits than its factorization.

4538516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19294 (or 19292 counting only the distinct ones).

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

The square root of 4538516 is about 2130.3793089495. The cubic root of 4538516 is about 165.5660509806.

The spelling of 4538516 in words is "four million, five hundred thirty-eight thousand, five hundred sixteen".