4555642 has 16 divisors (see below), whose sum is σ = 8410752. Its totient is φ = 1802160.

The previous prime is 4555637. The next prime is 4555673. The reversal of 4555642 is 2465554.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12334 + ... + 12697.

It is an arithmetic number, because the mean of its divisors is an integer number (525672).

Almost surely, 2^4555642 is an apocalyptic number.

4555642 is a deficient number, since it is larger than the sum of its proper divisors (3855110).

4555642 is a wasteful number, since it uses less digits than its factorization.

4555642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25053.

The product of its digits is 24000, while the sum is 31.

The square root of 4555642 is about 2134.3949962460. The cubic root of 4555642 is about 165.7740429835.

The spelling of 4555642 in words is "four million, five hundred fifty-five thousand, six hundred forty-two".