105560056 has 32 divisors (see below), whose sum is σ = 228543840. Its totient is φ = 44771328.

The previous prime is 105560051. The next prime is 105560057. The reversal of 105560056 is 650065501.

It is a super-2 number, since 2×105560056² = 22285850845446272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105560051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4285 + ... + 15148.

It is an arithmetic number, because the mean of its divisors is an integer number (7141995).

Almost surely, 2^105560056 is an apocalyptic number.

It is an amenable number.

105560056 is an abundant number, since it is smaller than the sum of its proper divisors (122983784).

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

105560056 is a wasteful number, since it uses less digits than its factorization.

105560056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19543 (or 19539 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 105560056 is about 10274.2423564952. The cubic root of 105560056 is about 472.6066961349.

Subtracting 105560056 from its reverse (650065501), we obtain a palindrome (544505445).

The spelling of 105560056 in words is "one hundred five million, five hundred sixty thousand, fifty-six".