56105630 has 64 divisors (see below), whose sum is σ = 119968128. Its totient is φ = 18493440.

The previous prime is 56105611. The next prime is 56105663. The reversal of 56105630 is 3650165.

56105630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 56105630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324224 + ... + 324396.

It is an arithmetic number, because the mean of its divisors is an integer number (1874502).

Almost surely, 2^56105630 is an apocalyptic number.

56105630 is an abundant number, since it is smaller than the sum of its proper divisors (63862498).

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

56105630 is a wasteful number, since it uses less digits than its factorization.

56105630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 56105630 is about 7490.3691497816. The cubic root of 56105630 is about 382.8266365625.

Adding to 56105630 its reverse (3650165), we get a palindrome (59755795).

The spelling of 56105630 in words is "fifty-six million, one hundred five thousand, six hundred thirty".