45851984 has 10 divisors (see below), whose sum is σ = 88838250. Its totient is φ = 22925984.

The previous prime is 45851963. The next prime is 45851989. The reversal of 45851984 is 48915854.

45851984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42510400 + 3341584 = 6520^2 + 1828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45851989) 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 as a sum of consecutive naturals, namely, 1432859 + ... + 1432890.

It is an arithmetic number, because the mean of its divisors is an integer number (8883825).

Almost surely, 2^45851984 is an apocalyptic number.

It is an amenable number.

45851984 is a deficient number, since it is larger than the sum of its proper divisors (42986266).

45851984 is a wasteful number, since it uses less digits than its factorization.

45851984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865757 (or 2865751 counting only the distinct ones).

The product of its digits is 230400, while the sum is 44.

The square root of 45851984 is about 6771.4093067839. The cubic root of 45851984 is about 357.9200637149.

The spelling of 45851984 in words is "forty-five million, eight hundred fifty-one thousand, nine hundred eighty-four".