56845005 has 16 divisors (see below), whose sum is σ = 103945344. Its totient is φ = 25986240.

The previous prime is 56845001. The next prime is 56845031. The reversal of 56845005 is 50054865.

It is not a de Polignac number, because 56845005 - 2² = 56845001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56845001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270586 + ... + 270795.

It is an arithmetic number, because the mean of its divisors is an integer number (6496584).

Almost surely, 2^56845005 is an apocalyptic number.

It is an amenable number.

56845005 is a deficient number, since it is larger than the sum of its proper divisors (47100339).

56845005 is a wasteful number, since it uses less digits than its factorization.

56845005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541396.

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 56845005 is about 7539.5626530987. The cubic root of 56845005 is about 384.5009669760.

The spelling of 56845005 in words is "fifty-six million, eight hundred forty-five thousand, five".