105440550 has 24 divisors (see below), whose sum is σ = 261492936. Its totient is φ = 28117440.

The previous prime is 105440539. The next prime is 105440551. The reversal of 105440550 is 55044501.

It is a super-2 number, since 2×105440550² = 22235419168605000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105440550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105440551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351319 + ... + 351618.

It is an arithmetic number, because the mean of its divisors is an integer number (10895539).

Almost surely, 2^105440550 is an apocalyptic number.

105440550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105440550 is an abundant number, since it is smaller than the sum of its proper divisors (156052386).

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

105440550 is a wasteful number, since it uses less digits than its factorization.

105440550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702952 (or 702947 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 105440550 is about 10268.4249035575. The cubic root of 105440550 is about 472.4282805957.

The spelling of 105440550 in words is "one hundred five million, four hundred forty thousand, five hundred fifty".