105269828 has 6 divisors (see below), whose sum is σ = 184222206. Its totient is φ = 52634912.

The previous prime is 105269821. The next prime is 105269839. The reversal of 105269828 is 828962501.

It can be written as a sum of positive squares in only one way, i.e., 105226564 + 43264 = 10258^2 + 208^2 .

It is a super-2 number, since 2×105269828² = 22163473374299168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105269821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13158725 + ... + 13158732.

It is an arithmetic number, because the mean of its divisors is an integer number (30703701).

Almost surely, 2^105269828 is an apocalyptic number.

It is an amenable number.

105269828 is a deficient number, since it is larger than the sum of its proper divisors (78952378).

105269828 is a wasteful number, since it uses less digits than its factorization.

105269828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26317461 (or 26317459 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 105269828 is about 10260.1085764235. The cubic root of 105269828 is about 472.1731685291.

The spelling of 105269828 in words is "one hundred five million, two hundred sixty-nine thousand, eight hundred twenty-eight".