4561822 has 4 divisors (see below), whose sum is σ = 6842736. Its totient is φ = 2280910.

The previous prime is 4561807. The next prime is 4561849. The reversal of 4561822 is 2281654.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140454 + ... + 1140457.

It is an arithmetic number, because the mean of its divisors is an integer number (1710684).

Almost surely, 2^4561822 is an apocalyptic number.

4561822 is a deficient number, since it is larger than the sum of its proper divisors (2280914).

4561822 is a wasteful number, since it uses less digits than its factorization.

4561822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280913.

The product of its digits is 3840, while the sum is 28.

The square root of 4561822 is about 2135.8422226372. The cubic root of 4561822 is about 165.8489699040.

It can be divided in two parts, 456 and 1822, that added together give a triangular number (2278 = T₆₇).

The spelling of 4561822 in words is "four million, five hundred sixty-one thousand, eight hundred twenty-two".