2150822 has 8 divisors (see below), whose sum is σ = 3366576. Its totient is φ = 1028632.

The previous prime is 2150821. The next prime is 2150831. The reversal of 2150822 is 2280512.

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

It is a d-powerful number, because it can be written as 2¹⁰ + 1 + 5⁹ + 0 + 8² + 2¹⁶ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 2150794 and 2150803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23333 + ... + 23424.

It is an arithmetic number, because the mean of its divisors is an integer number (420822).

2^2150822 is an apocalyptic number.

2150822 is a deficient number, since it is larger than the sum of its proper divisors (1215754).

2150822 is a wasteful number, since it uses less digits than its factorization.

2150822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46782.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2150822 is about 1466.5681027487. The cubic root of 2150822 is about 129.0827344195.

The spelling of 2150822 in words is "two million, one hundred fifty thousand, eight hundred twenty-two".