45573638 has 16 divisors (see below), whose sum is σ = 74744640. Its totient is φ = 20668200.

The previous prime is 45573611. The next prime is 45573653. The reversal of 45573638 is 83637554.

45573638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45573595 and 45573604.

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, 8693 + ... + 12911.

It is an arithmetic number, because the mean of its divisors is an integer number (4671540).

Almost surely, 2^45573638 is an apocalyptic number.

45573638 is a deficient number, since it is larger than the sum of its proper divisors (29171002).

45573638 is a wasteful number, since it uses less digits than its factorization.

45573638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723.

The product of its digits is 302400, while the sum is 41.

The square root of 45573638 is about 6750.8249866220. The cubic root of 45573638 is about 357.1943379808.

The spelling of 45573638 in words is "forty-five million, five hundred seventy-three thousand, six hundred thirty-eight".