4522658 has 16 divisors (see below), whose sum is σ = 7963584. Its totient is φ = 1885680.

The previous prime is 4522657. The next prime is 4522681. The reversal of 4522658 is 8562254.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁸ + 5 + 2¹⁸ + 2²² + 6² + 5⁴ + 8 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522657) 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 7 ways as a sum of consecutive naturals, for example, 3848 + ... + 4883.

It is an arithmetic number, because the mean of its divisors is an integer number (497724).

Almost surely, 2^4522658 is an apocalyptic number.

4522658 is a deficient number, since it is larger than the sum of its proper divisors (3440926).

4522658 is a wasteful number, since it uses less digits than its factorization.

4522658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8777.

The product of its digits is 19200, while the sum is 32.

The square root of 4522658 is about 2126.6541796917. The cubic root of 4522658 is about 165.3729915199.

The spelling of 4522658 in words is "four million, five hundred twenty-two thousand, six hundred fifty-eight".