4520993 has 16 divisors (see below), whose sum is σ = 5016000. Its totient is φ = 4059072.

The previous prime is 4520983. The next prime is 4521001. The reversal of 4520993 is 3990254.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4520983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41423 + ... + 41531.

It is an arithmetic number, because the mean of its divisors is an integer number (313500).

Almost surely, 2^4520993 is an apocalyptic number.

It is an amenable number.

4520993 is a deficient number, since it is larger than the sum of its proper divisors (495007).

4520993 is a wasteful number, since it uses less digits than its factorization.

4520993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 4520993 is about 2126.2626836776. The cubic root of 4520993 is about 165.3526952083.

The spelling of 4520993 in words is "four million, five hundred twenty thousand, nine hundred ninety-three".