56190320 has 20 divisors (see below), whose sum is σ = 130642680. Its totient is φ = 22476096.

The previous prime is 56190317. The next prime is 56190331. The reversal of 56190320 is 2309165.

56190320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 56190320.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 351110 + ... + 351269.

It is an arithmetic number, because the mean of its divisors is an integer number (6532134).

Almost surely, 2^56190320 is an apocalyptic number.

It is an amenable number.

56190320 is an abundant number, since it is smaller than the sum of its proper divisors (74452360).

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

56190320 is a wasteful number, since it uses less digits than its factorization.

56190320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702392 (or 702386 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 56190320 is about 7496.0202774539. The cubic root of 56190320 is about 383.0191620324.

Adding to 56190320 its reverse (2309165), we get a palindrome (58499485).

The spelling of 56190320 in words is "fifty-six million, one hundred ninety thousand, three hundred twenty".