2292788 has 6 divisors (see below), whose sum is σ = 4012386. Its totient is φ = 1146392.

The previous prime is 2292781. The next prime is 2292793. The reversal of 2292788 is 8872922.

2292788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1965604 + 327184 = 1402^2 + 572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2292781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286595 + ... + 286602.

It is an arithmetic number, because the mean of its divisors is an integer number (668731).

2^2292788 is an apocalyptic number.

It is an amenable number.

2292788 is a deficient number, since it is larger than the sum of its proper divisors (1719598).

2292788 is a wasteful number, since it uses less digits than its factorization.

2292788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573201 (or 573199 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 2292788 is about 1514.1954959648. The cubic root of 2292788 is about 131.8624983844.

The spelling of 2292788 in words is "two million, two hundred ninety-two thousand, seven hundred eighty-eight".