45102330 has 96 divisors (see below), whose sum is σ = 144353664. Its totient is φ = 9514368.

The previous prime is 45102307. The next prime is 45102349. The reversal of 45102330 is 3320154.

45102330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 47 ways as a sum of consecutive naturals, for example, 5437 + ... + 10943.

It is an arithmetic number, because the mean of its divisors is an integer number (1503684).

Almost surely, 2^45102330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45102330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72176832).

45102330 is an abundant number, since it is smaller than the sum of its proper divisors (99251334).

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

45102330 is a wasteful number, since it uses less digits than its factorization.

45102330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5540 (or 5537 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 45102330 is about 6715.8268292147. The cubic root of 45102330 is about 355.9587388530.

Adding to 45102330 its reverse (3320154), we get a palindrome (48422484).

The spelling of 45102330 in words is "forty-five million, one hundred two thousand, three hundred thirty".