56727458 has 16 divisors (see below), whose sum is σ = 88715520. Its totient is φ = 27174000.

The previous prime is 56727457. The next prime is 56727511. The reversal of 56727458 is 85472765.

56727458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56727458² = 6436008982283528, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56727457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1733 + ... + 10791.

It is an arithmetic number, because the mean of its divisors is an integer number (5544720).

Almost surely, 2^56727458 is an apocalyptic number.

56727458 is a deficient number, since it is larger than the sum of its proper divisors (31988062).

56727458 is a wasteful number, since it uses less digits than its factorization.

56727458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9193.

The product of its digits is 470400, while the sum is 44.

The square root of 56727458 is about 7531.7632729660. The cubic root of 56727458 is about 384.2357538495.

The spelling of 56727458 in words is "fifty-six million, seven hundred twenty-seven thousand, four hundred fifty-eight".