45568645 has 8 divisors (see below), whose sum is σ = 56160504. Its totient is φ = 35469504.

The previous prime is 45568637. The next prime is 45568673. The reversal of 45568645 is 54686554.

45568645 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 6155361 + 39413284 = 2481^2 + 6278^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 45568645 - 2³ = 45568637 is a prime.

It is a Duffinian number.

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, 122974 + ... + 123343.

It is an arithmetic number, because the mean of its divisors is an integer number (7020063).

Almost surely, 2^45568645 is an apocalyptic number.

It is an amenable number.

45568645 is a deficient number, since it is larger than the sum of its proper divisors (10591859).

45568645 is a wasteful number, since it uses less digits than its factorization.

45568645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246359.

The product of its digits is 576000, while the sum is 43.

The square root of 45568645 is about 6750.4551698385. The cubic root of 45568645 is about 357.1812928920.

The spelling of 45568645 in words is "forty-five million, five hundred sixty-eight thousand, six hundred forty-five".