105804250 has 32 divisors (see below), whose sum is σ = 200491200. Its totient is φ = 41803600.

The previous prime is 105804241. The next prime is 105804253. The reversal of 105804250 is 52408501.

It is a super-2 number, since 2×105804250² = 22389078636125000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (105804253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18201 + ... + 23299.

It is an arithmetic number, because the mean of its divisors is an integer number (6265350).

Almost surely, 2^105804250 is an apocalyptic number.

105804250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105804250 is a deficient number, since it is larger than the sum of its proper divisors (94686950).

105804250 is an equidigital number, since it uses as much as digits as its factorization.

105804250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5199 (or 5189 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 105804250 is about 10286.1192876614. The cubic root of 105804250 is about 472.9708453738.

The spelling of 105804250 in words is "one hundred five million, eight hundred four thousand, two hundred fifty".