45128082 has 8 divisors (see below), whose sum is σ = 90256176. Its totient is φ = 15042692.

The previous prime is 45128023. The next prime is 45128087. The reversal of 45128082 is 28082154.

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

45128082 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (45128087) 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 3 ways as a sum of consecutive naturals, for example, 3760668 + ... + 3760679.

It is an arithmetic number, because the mean of its divisors is an integer number (11282022).

Almost surely, 2^45128082 is an apocalyptic number.

45128082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45128082 is a wasteful number, since it uses less digits than its factorization.

45128082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7521352.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 45128082 is about 6717.7438176816. The cubic root of 45128082 is about 356.0264730135.

The spelling of 45128082 in words is "forty-five million, one hundred twenty-eight thousand, eighty-two".