45330444 has 18 divisors (see below), whose sum is σ = 114585380. Its totient is φ = 15110136.

The previous prime is 45330433. The next prime is 45330457. The reversal of 45330444 is 44403354.

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

It is an unprimeable number.

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, 629554 + ... + 629625.

Almost surely, 2^45330444 is an apocalyptic number.

It is an amenable number.

45330444 is an abundant number, since it is smaller than the sum of its proper divisors (69254936).

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

45330444 is a wasteful number, since it uses less digits than its factorization.

45330444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259189 (or 1259184 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 45330444 is about 6732.7887238499. The cubic root of 45330444 is about 356.5578406545.

Adding to 45330444 its reverse (44403354), we get a palindrome (89733798).

The spelling of 45330444 in words is "forty-five million, three hundred thirty thousand, four hundred forty-four".