4781822 has 4 divisors (see below), whose sum is σ = 7172736. Its totient is φ = 2390910.

The previous prime is 4781807. The next prime is 4781831. The reversal of 4781822 is 2281874.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1195454 + ... + 1195457.

It is an arithmetic number, because the mean of its divisors is an integer number (1793184).

Almost surely, 2^4781822 is an apocalyptic number.

4781822 is a deficient number, since it is larger than the sum of its proper divisors (2390914).

4781822 is a wasteful number, since it uses less digits than its factorization.

4781822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390913.

The product of its digits is 7168, while the sum is 32.

The square root of 4781822 is about 2186.7377529096. The cubic root of 4781822 is about 168.4733203627.

The spelling of 4781822 in words is "four million, seven hundred eighty-one thousand, eight hundred twenty-two".