2293828 has 6 divisors (see below), whose sum is σ = 4014206. Its totient is φ = 1146912.

The previous prime is 2293817. The next prime is 2293829. The reversal of 2293828 is 8283922.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1982464 + 311364 = 1408^2 + 558^2 .

It is a d-powerful number, because it can be written as 2⁵ + 2¹⁷ + 9 + 3³ + 8⁵ + 2²¹ + 8⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 2293793 and 2293802.

It is not an unprimeable number, because it can be changed into a prime (2293829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286725 + ... + 286732.

2^2293828 is an apocalyptic number.

It is an amenable number.

2293828 is a deficient number, since it is larger than the sum of its proper divisors (1720378).

2293828 is a wasteful number, since it uses less digits than its factorization.

2293828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573461 (or 573459 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 2293828 is about 1514.5388737170. The cubic root of 2293828 is about 131.8824328148.

The spelling of 2293828 in words is "two million, two hundred ninety-three thousand, eight hundred twenty-eight".