2689229798 has 16 divisors (see below), whose sum is σ = 4174908480. Its totient is φ = 1297637376.

The previous prime is 2689229783. The next prime is 2689229801. The reversal of 2689229798 is 8979229862.

It is a super-2 number, since 2×2689229798² = 14463913812902241608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2689229798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128486 + ... + 147942.

It is an arithmetic number, because the mean of its divisors is an integer number (260931780).

Almost surely, 2^2689229798 is an apocalyptic number.

2689229798 is a deficient number, since it is larger than the sum of its proper divisors (1485678682).

2689229798 is a wasteful number, since it uses less digits than its factorization.

2689229798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21871.

The product of its digits is 15676416, while the sum is 62.

The square root of 2689229798 is about 51857.7843529783. The cubic root of 2689229798 is about 1390.6226698024.

The spelling of 2689229798 in words is "two billion, six hundred eighty-nine million, two hundred twenty-nine thousand, seven hundred ninety-eight".