2822388 has 12 divisors (see below), whose sum is σ = 6585600. Its totient is φ = 940792.

The previous prime is 2822387. The next prime is 2822411. The reversal of 2822388 is 8832282.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2822381) 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, 117588 + ... + 117611.

It is an arithmetic number, because the mean of its divisors is an integer number (548800).

2^2822388 is an apocalyptic number.

It is an amenable number.

2822388 is an abundant number, since it is smaller than the sum of its proper divisors (3763212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2822388 is a wasteful number, since it uses less digits than its factorization.

2822388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235206 (or 235204 counting only the distinct ones).

The product of its digits is 12288, while the sum is 33.

The square root of 2822388 is about 1679.9964285676. The cubic root of 2822388 is about 141.3206324372.

The spelling of 2822388 in words is "two million, eight hundred twenty-two thousand, three hundred eighty-eight".