56111842 has 8 divisors (see below), whose sum is σ = 85755996. Its totient is φ = 27526512.

The previous prime is 56111837. The next prime is 56111851. The reversal of 56111842 is 24811165.

It can be written as a sum of positive squares in 2 ways, for example, as 55517401 + 594441 = 7451^2 + 771^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 56111842.

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, 264573 + ... + 264784.

Almost surely, 2^56111842 is an apocalyptic number.

56111842 is a deficient number, since it is larger than the sum of its proper divisors (29644154).

56111842 is a wasteful number, since it uses less digits than its factorization.

56111842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529412.

The product of its digits is 1920, while the sum is 28.

The square root of 56111842 is about 7490.7838041156. The cubic root of 56111842 is about 382.8407648612.

It can be divided in two parts, 56111 and 842, that added together give a triangular number (56953 = T₃₃₇).

The spelling of 56111842 in words is "fifty-six million, one hundred eleven thousand, eight hundred forty-two".