2240828686 has 4 divisors (see below), whose sum is σ = 3361243032. Its totient is φ = 1120414342.

The previous prime is 2240828663. The next prime is 2240828687. The reversal of 2240828686 is 6868280422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240828687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560207170 + ... + 560207173.

It is an arithmetic number, because the mean of its divisors is an integer number (840310758).

Almost surely, 2^2240828686 is an apocalyptic number.

2240828686 is a deficient number, since it is larger than the sum of its proper divisors (1120414346).

2240828686 is a wasteful number, since it uses less digits than its factorization.

2240828686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120414345.

The product of its (nonzero) digits is 589824, while the sum is 46.

The square root of 2240828686 is about 47337.3920489923. The cubic root of 2240828686 is about 1308.5878545905.

The spelling of 2240828686 in words is "two billion, two hundred forty million, eight hundred twenty-eight thousand, six hundred eighty-six".