105699228 has 12 divisors (see below), whose sum is σ = 246631560. Its totient is φ = 35233072.

The previous prime is 105699211. The next prime is 105699233. The reversal of 105699228 is 822996501.

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

It is a super-2 number, since 2×105699228² = 22344653599591968, 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 105699228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4404123 + ... + 4404146.

It is an arithmetic number, because the mean of its divisors is an integer number (20552630).

Almost surely, 2^105699228 is an apocalyptic number.

It is an amenable number.

105699228 is an abundant number, since it is smaller than the sum of its proper divisors (140932332).

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

105699228 is a wasteful number, since it uses less digits than its factorization.

105699228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8808276 (or 8808274 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 105699228 is about 10281.0129851100. The cubic root of 105699228 is about 472.8143022348.

The spelling of 105699228 in words is "one hundred five million, six hundred ninety-nine thousand, two hundred twenty-eight".