45875628 has 18 divisors (see below), whose sum is σ = 115963484. Its totient is φ = 15291864.

The previous prime is 45875623. The next prime is 45875647. The reversal of 45875628 is 82657854.

45875628 is a `hidden beast` number, since 4 + 5 + 87 + 562 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (45875623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 637126 + ... + 637197.

Almost surely, 2^45875628 is an apocalyptic number.

It is an amenable number.

45875628 is an abundant number, since it is smaller than the sum of its proper divisors (70087856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45875628 is a wasteful number, since it uses less digits than its factorization.

45875628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274333 (or 1274328 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 45875628 is about 6773.1549517193. The cubic root of 45875628 is about 357.9815747412.

The spelling of 45875628 in words is "forty-five million, eight hundred seventy-five thousand, six hundred twenty-eight".