105243884 has 48 divisors (see below), whose sum is σ = 197492736. Its totient is φ = 48988800.

The previous prime is 105243863. The next prime is 105243893. The reversal of 105243884 is 488342501.

It is a super-2 number, since 2×105243884² = 22152550238810912, which contains 22 as substring.

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, 645587 + ... + 645749.

It is an arithmetic number, because the mean of its divisors is an integer number (4114432).

Almost surely, 2^105243884 is an apocalyptic number.

It is an amenable number.

105243884 is a deficient number, since it is larger than the sum of its proper divisors (92248852).

105243884 is a wasteful number, since it uses less digits than its factorization.

105243884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 105243884 is about 10258.8441844099. The cubic root of 105243884 is about 472.1343759411.

The spelling of 105243884 in words is "one hundred five million, two hundred forty-three thousand, eight hundred eighty-four".