56733445 has 8 divisors (see below), whose sum is σ = 68334840. Its totient is φ = 45216960.

The previous prime is 56733427. The next prime is 56733461. The reversal of 56733445 is 54433765.

56733445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3048516 + 53684929 = 1746^2 + 7327^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-56733445 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 19746 + ... + 22435.

It is an arithmetic number, because the mean of its divisors is an integer number (8541855).

Almost surely, 2^56733445 is an apocalyptic number.

It is an amenable number.

56733445 is a deficient number, since it is larger than the sum of its proper divisors (11601395).

56733445 is a wasteful number, since it uses less digits than its factorization.

56733445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42455.

The product of its digits is 151200, while the sum is 37.

The square root of 56733445 is about 7532.1607125711. The cubic root of 56733445 is about 384.2492707518.

The spelling of 56733445 in words is "fifty-six million, seven hundred thirty-three thousand, four hundred forty-five".