56375845 has 4 divisors (see below), whose sum is σ = 67651020. Its totient is φ = 45100672.

The previous prime is 56375833. The next prime is 56375849. The reversal of 56375845 is 54857365.

56375845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7403841 + 48972004 = 2721^2 + 6998^2 .

It is a cyclic number.

It is not a de Polignac number, because 56375845 - 2¹³ = 56367653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56375849) 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 3 ways as a sum of consecutive naturals, for example, 5637580 + ... + 5637589.

It is an arithmetic number, because the mean of its divisors is an integer number (16912755).

Almost surely, 2^56375845 is an apocalyptic number.

It is an amenable number.

56375845 is a deficient number, since it is larger than the sum of its proper divisors (11275175).

56375845 is a wasteful number, since it uses less digits than its factorization.

56375845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275174.

The product of its digits is 504000, while the sum is 43.

The square root of 56375845 is about 7508.3849794746. The cubic root of 56375845 is about 383.4402402935.

The spelling of 56375845 in words is "fifty-six million, three hundred seventy-five thousand, eight hundred forty-five".