105383284 has 12 divisors (see below), whose sum is σ = 188919108. Its totient is φ = 51406400.

The previous prime is 105383273. The next prime is 105383287. The reversal of 105383284 is 482383501.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 47196900 + 58186384 = 6870^2 + 7628^2 .

It is a super-2 number, since 2×105383284² = 22211273093249312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105383287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321127 + ... + 321454.

It is an arithmetic number, because the mean of its divisors is an integer number (15743259).

Almost surely, 2^105383284 is an apocalyptic number.

It is an amenable number.

105383284 is a deficient number, since it is larger than the sum of its proper divisors (83535824).

105383284 is a wasteful number, since it uses less digits than its factorization.

105383284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642626 (or 642624 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 105383284 is about 10265.6360738144. The cubic root of 105383284 is about 472.3427379931.

The spelling of 105383284 in words is "one hundred five million, three hundred eighty-three thousand, two hundred eighty-four".