56111746 has 4 divisors (see below), whose sum is σ = 84167622. Its totient is φ = 28055872.

The previous prime is 56111729. The next prime is 56111753. The reversal of 56111746 is 64711165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64711165 = 5 ⋅12942233.

It can be written as a sum of positive squares in only one way, i.e., 45711121 + 10400625 = 6761^2 + 3225^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14027935 + ... + 14027938.

Almost surely, 2^56111746 is an apocalyptic number.

56111746 is a deficient number, since it is larger than the sum of its proper divisors (28055876).

56111746 is a wasteful number, since it uses less digits than its factorization.

56111746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28055875.

The product of its digits is 5040, while the sum is 31.

The square root of 56111746 is about 7490.7773962387. Note that the first 3 decimals coincide. The cubic root of 56111746 is about 382.8405465310.

The spelling of 56111746 in words is "fifty-six million, one hundred eleven thousand, seven hundred forty-six".