105220650 has 48 divisors (see below), whose sum is σ = 276303744. Its totient is φ = 26407680.

The previous prime is 105220649. The next prime is 105220657. The reversal of 105220650 is 56022501.

It is a super-2 number, since 2×105220650² = 22142770372845000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105220657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18082 + ... + 23181.

It is an arithmetic number, because the mean of its divisors is an integer number (5756328).

Almost surely, 2^105220650 is an apocalyptic number.

105220650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105220650 is an abundant number, since it is smaller than the sum of its proper divisors (171083094).

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

105220650 is a wasteful number, since it uses less digits than its factorization.

105220650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41295 (or 41290 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 105220650 is about 10257.7117331303. The cubic root of 105220650 is about 472.0996300506.

The spelling of 105220650 in words is "one hundred five million, two hundred twenty thousand, six hundred fifty".