56454216 has 64 divisors (see below), whose sum is σ = 173712000. Its totient is φ = 14888448.

The previous prime is 56454179. The next prime is 56454221. The reversal of 56454216 is 61245465.

56454216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10741 + ... + 15108.

It is an arithmetic number, because the mean of its divisors is an integer number (2714250).

Almost surely, 2^56454216 is an apocalyptic number.

56454216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

56454216 is an abundant number, since it is smaller than the sum of its proper divisors (117257784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56454216 is a wasteful number, since it uses less digits than its factorization.

56454216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25878 (or 25874 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 56454216 is about 7513.6020655875. The cubic root of 56454216 is about 383.6178381096.

It can be divided in two parts, 56454 and 216, that multiplied together give a square (12194064 = 3492²).

The spelling of 56454216 in words is "fifty-six million, four hundred fifty-four thousand, two hundred sixteen".