56745105 has 8 divisors (see below), whose sum is σ = 90792192. Its totient is φ = 30264048.

The previous prime is 56745089. The next prime is 56745113. The reversal of 56745105 is 50154765.

56745105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56745105 - 2⁴ = 56745089 is a prime.

It is a super-2 number, since 2×56745105² = 6440013882922050, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1891489 + ... + 1891518.

It is an arithmetic number, because the mean of its divisors is an integer number (11349024).

Almost surely, 2^56745105 is an apocalyptic number.

It is an amenable number.

56745105 is a deficient number, since it is larger than the sum of its proper divisors (34047087).

56745105 is a wasteful number, since it uses less digits than its factorization.

56745105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783015.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 56745105 is about 7532.9346870924. The cubic root of 56745105 is about 384.2755929068.

The spelling of 56745105 in words is "fifty-six million, seven hundred forty-five thousand, one hundred five".