4642555 has 8 divisors (see below), whose sum is σ = 5864400. Its totient is φ = 3518496.

The previous prime is 4642549. The next prime is 4642601. The reversal of 4642555 is 5552464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4642555 - 2¹³ = 4634363 is a prime.

It is an Ulam number.

4642555 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24340 + ... + 24529.

It is an arithmetic number, because the mean of its divisors is an integer number (733050).

Almost surely, 2^4642555 is an apocalyptic number.

4642555 is a deficient number, since it is larger than the sum of its proper divisors (1221845).

4642555 is a wasteful number, since it uses less digits than its factorization.

4642555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48893.

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

The square root of 4642555 is about 2154.6589057203. The cubic root of 4642555 is about 166.8216269902.

Subtracting 4642555 from its reverse (5552464), we obtain a palindrome (909909).

The spelling of 4642555 in words is "four million, six hundred forty-two thousand, five hundred fifty-five".