56143336 has 16 divisors (see below), whose sum is σ = 106452900. Its totient is φ = 27755904.

The previous prime is 56143327. The next prime is 56143361. The reversal of 56143336 is 63334165.

It can be written as a sum of positive squares in 2 ways, for example, as 45292900 + 10850436 = 6730^2 + 3294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56143298 and 56143307.

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, 38715 + ... + 40138.

Almost surely, 2^56143336 is an apocalyptic number.

It is an amenable number.

56143336 is a deficient number, since it is larger than the sum of its proper divisors (50309564).

56143336 is a wasteful number, since it uses less digits than its factorization.

56143336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78948 (or 78944 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

The square root of 56143336 is about 7492.8856924419. The cubic root of 56143336 is about 382.9123773856.

The spelling of 56143336 in words is "fifty-six million, one hundred forty-three thousand, three hundred thirty-six".