105243504 has 20 divisors (see below), whose sum is σ = 271879176. Its totient is φ = 35081152.

The previous prime is 105243499. The next prime is 105243517. The reversal of 105243504 is 405342501.

It is a super-2 number, since 2×105243504² = 22152390268396032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096239 + ... + 1096334.

Almost surely, 2^105243504 is an apocalyptic number.

It is an amenable number.

105243504 is an abundant number, since it is smaller than the sum of its proper divisors (166635672).

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

105243504 is a wasteful number, since it uses less digits than its factorization.

105243504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192584 (or 2192578 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 105243504 is about 10258.8256637882. The cubic root of 105243504 is about 472.1338077014.

It can be divided in two parts, 10524 and 3504, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 105243504 in words is "one hundred five million, two hundred forty-three thousand, five hundred four".