2288646426 has 32 divisors (see below), whose sum is σ = 5032747008. Its totient is φ = 688065840.

The previous prime is 2288646413. The next prime is 2288646439. The reversal of 2288646426 is 6246468822.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2288646413) and next prime (2288646439).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128140 + ... + 144903.

It is an arithmetic number, because the mean of its divisors is an integer number (157273344).

Almost surely, 2^2288646426 is an apocalyptic number.

2288646426 is an abundant number, since it is smaller than the sum of its proper divisors (2744100582).

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

2288646426 is a wasteful number, since it uses less digits than its factorization.

2288646426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273186.

The product of its digits is 1769472, while the sum is 48.

The square root of 2288646426 is about 47839.7996024231. The cubic root of 2288646426 is about 1317.8305399152.

The spelling of 2288646426 in words is "two billion, two hundred eighty-eight million, six hundred forty-six thousand, four hundred twenty-six".