45321330 has 32 divisors (see below), whose sum is σ = 109512000. Its totient is φ = 12003392.

The previous prime is 45321299. The next prime is 45321343. The reversal of 45321330 is 3312354.

45321330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45321297 and 45321306.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 600 + ... + 9539.

It is an arithmetic number, because the mean of its divisors is an integer number (3422250).

Almost surely, 2^45321330 is an apocalyptic number.

45321330 is an abundant number, since it is smaller than the sum of its proper divisors (64190670).

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

45321330 is a wasteful number, since it uses less digits than its factorization.

45321330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10298.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 45321330 is about 6732.1118529032. Note that the first 3 decimals coincide. The cubic root of 45321330 is about 356.5339429109.

Adding to 45321330 its reverse (3312354), we get a palindrome (48633684).

The spelling of 45321330 in words is "forty-five million, three hundred twenty-one thousand, three hundred thirty".