45684577 has 4 divisors (see below), whose sum is σ = 45862596. Its totient is φ = 45506560.

The previous prime is 45684571. The next prime is 45684589. The reversal of 45684577 is 77548654.

It is a happy number.

45684577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26050816 + 19633761 = 5104^2 + 4431^2 .

It is a cyclic number.

It is not a de Polignac number, because 45684577 - 2¹⁹ = 45160289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45684571) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 88624 + ... + 89137.

It is an arithmetic number, because the mean of its divisors is an integer number (11465649).

Almost surely, 2^45684577 is an apocalyptic number.

It is an amenable number.

45684577 is a deficient number, since it is larger than the sum of its proper divisors (178019).

45684577 is a wasteful number, since it uses less digits than its factorization.

45684577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178018.

The product of its digits is 940800, while the sum is 46.

The square root of 45684577 is about 6759.0366917187. The cubic root of 45684577 is about 357.4839401396.

The spelling of 45684577 in words is "forty-five million, six hundred eighty-four thousand, five hundred seventy-seven".