56116442 has 4 divisors (see below), whose sum is σ = 84174666. Its totient is φ = 28058220.

The previous prime is 56116441. The next prime is 56116447. The reversal of 56116442 is 24461165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 54745201 + 1371241 = 7399^2 + 1171^2 .

It is not an unprimeable number, because it can be changed into a prime (56116441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14029109 + ... + 14029112.

Almost surely, 2^56116442 is an apocalyptic number.

56116442 is a deficient number, since it is larger than the sum of its proper divisors (28058224).

56116442 is a wasteful number, since it uses less digits than its factorization.

56116442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28058223.

The product of its digits is 5760, while the sum is 29.

The square root of 56116442 is about 7491.0908417933. The cubic root of 56116442 is about 382.8512262263.

The spelling of 56116442 in words is "fifty-six million, one hundred sixteen thousand, four hundred forty-two".