56916441 has 6 divisors (see below), whose sum is σ = 82212650. Its totient is φ = 37944288.

The previous prime is 56916413. The next prime is 56916449. The reversal of 56916441 is 14461965.

56916441 is a `hidden beast` number, since 5 + 6 + 9 + 1 + 644 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 11758041 = 6720^2 + 3429^2 .

It is not a de Polignac number, because 56916441 - 2¹¹ = 56914393 is a prime.

It is a super-2 number, since 2×56916441² = 6478962512212962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56916396 and 56916405.

It is not an unprimeable number, because it can be changed into a prime (56916449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3162016 + ... + 3162033.

Almost surely, 2^56916441 is an apocalyptic number.

It is an amenable number.

56916441 is a deficient number, since it is larger than the sum of its proper divisors (25296209).

56916441 is a wasteful number, since it uses less digits than its factorization.

56916441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6324055 (or 6324052 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 56916441 is about 7544.2985757458. The cubic root of 56916441 is about 384.6619644888.

The spelling of 56916441 in words is "fifty-six million, nine hundred sixteen thousand, four hundred forty-one".