2146922 has 4 divisors (see below), whose sum is σ = 3220386. Its totient is φ = 1073460.

The previous prime is 2146909. The next prime is 2146939. The reversal of 2146922 is 2296412.

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

It can be written as a sum of positive squares in only one way, i.e., 1540081 + 606841 = 1241^2 + 779^2 .

It is a d-powerful number, because it can be written as 2¹³ + 1 + 4⁵ + 6⁵ + 9 + 2¹⁵ + 2²¹ .

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 2146891 and 2146900.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536729 + ... + 536732.

2^2146922 is an apocalyptic number.

2146922 is a deficient number, since it is larger than the sum of its proper divisors (1073464).

2146922 is a wasteful number, since it uses less digits than its factorization.

2146922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073463.

The product of its digits is 1728, while the sum is 26.

The square root of 2146922 is about 1465.2378646486. The cubic root of 2146922 is about 129.0046670186.

The spelling of 2146922 in words is "two million, one hundred forty-six thousand, nine hundred twenty-two".