45355530 has 64 divisors (see below), whose sum is σ = 119605248. Its totient is φ = 10916160.

The previous prime is 45355529. The next prime is 45355543. The reversal of 45355530 is 3555354.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54699 + ... + 55521.

It is an arithmetic number, because the mean of its divisors is an integer number (1868832).

Almost surely, 2^45355530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45355530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59802624).

45355530 is an abundant number, since it is smaller than the sum of its proper divisors (74249718).

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

45355530 is a wasteful number, since it uses less digits than its factorization.

45355530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011.

The product of its (nonzero) digits is 22500, while the sum is 30.

The square root of 45355530 is about 6734.6514386418. The cubic root of 45355530 is about 356.6236019083.

The spelling of 45355530 in words is "forty-five million, three hundred fifty-five thousand, five hundred thirty".