105440475 has 48 divisors (see below), whose sum is σ = 201201408. Its totient is φ = 47725440.

The previous prime is 105440407. The next prime is 105440509. The reversal of 105440475 is 574044501.

It is not a de Polignac number, because 105440475 - 2⁸ = 105440219 is a prime.

It is a super-2 number, since 2×105440475² = 22235387536451250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55237 + ... + 57113.

It is an arithmetic number, because the mean of its divisors is an integer number (4191696).

Almost surely, 2^105440475 is an apocalyptic number.

105440475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105440475 is a deficient number, since it is larger than the sum of its proper divisors (95760933).

105440475 is a wasteful number, since it uses less digits than its factorization.

105440475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004 (or 1999 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 105440475 is about 10268.4212515849. The cubic root of 105440475 is about 472.4281685827.

Adding to 105440475 its reverse (574044501), we get a palindrome (679484976).

The spelling of 105440475 in words is "one hundred five million, four hundred forty thousand, four hundred seventy-five".