105845424 has 20 divisors (see below), whose sum is σ = 273434136. Its totient is φ = 35281792.

The previous prime is 105845393. The next prime is 105845459. The reversal of 105845424 is 424548501.

It is a happy number.

It is a super-2 number, since 2×105845424² = 22406507563479552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102509 + ... + 1102604.

Almost surely, 2^105845424 is an apocalyptic number.

It is an amenable number.

105845424 is an abundant number, since it is smaller than the sum of its proper divisors (167588712).

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

105845424 is a wasteful number, since it uses less digits than its factorization.

105845424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205124 (or 2205118 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 105845424 is about 10288.1205280654. The cubic root of 105845424 is about 473.0321900299.

The spelling of 105845424 in words is "one hundred five million, eight hundred forty-five thousand, four hundred twenty-four".