4658985 has 16 divisors (see below), whose sum is σ = 8282880. Its totient is φ = 2484720.

The previous prime is 4658963. The next prime is 4658989. The reversal of 4658985 is 5898564.

It is not a de Polignac number, because 4658985 - 2⁸ = 4658729 is a prime.

It is a super-2 number, since 2×4658985² = 43412282460450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4658985.

It is not an unprimeable number, because it can be changed into a prime (4658989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17121 + ... + 17390.

It is an arithmetic number, because the mean of its divisors is an integer number (517680).

Almost surely, 2^4658985 is an apocalyptic number.

4658985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4658985 is a deficient number, since it is larger than the sum of its proper divisors (3623895).

4658985 is a wasteful number, since it uses less digits than its factorization.

4658985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34525 (or 34519 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 4658985 is about 2158.4682068541. The cubic root of 4658985 is about 167.0181891814.

The spelling of 4658985 in words is "four million, six hundred fifty-eight thousand, nine hundred eighty-five".