45684028 has 12 divisors (see below), whose sum is σ = 86096920. Its totient is φ = 21084912.

The previous prime is 45684013. The next prime is 45684029. The reversal of 45684028 is 82048654.

45684028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45684029) 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, 439218 + ... + 439321.

Almost surely, 2^45684028 is an apocalyptic number.

It is an amenable number.

45684028 is a deficient number, since it is larger than the sum of its proper divisors (40412892).

45684028 is a wasteful number, since it uses less digits than its factorization.

45684028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878556 (or 878554 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 45684028 is about 6758.9960793005. The cubic root of 45684028 is about 357.4825081503.

The spelling of 45684028 in words is "forty-five million, six hundred eighty-four thousand, twenty-eight".