56016423 has 24 divisors (see below), whose sum is σ = 82280016. Its totient is φ = 36720000.

The previous prime is 56016421. The next prime is 56016437. The reversal of 56016423 is 32461065.

It is not a de Polignac number, because 56016423 - 2¹ = 56016421 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56016421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223048 + ... + 223298.

It is an arithmetic number, because the mean of its divisors is an integer number (3428334).

Almost surely, 2^56016423 is an apocalyptic number.

56016423 is a deficient number, since it is larger than the sum of its proper divisors (26263593).

56016423 is a wasteful number, since it uses less digits than its factorization.

56016423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 56016423 is about 7484.4120009524. The cubic root of 56016423 is about 382.6236329809.

Adding to 56016423 its reverse (32461065), we get a palindrome (88477488).

The spelling of 56016423 in words is "fifty-six million, sixteen thousand, four hundred twenty-three".