45302245 has 8 divisors (see below), whose sum is σ = 55832184. Its totient is φ = 35262144.

The previous prime is 45302239. The next prime is 45302261. The reversal of 45302245 is 54220354.

45302245 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 4 ways, for example, as 27060804 + 18241441 = 5202^2 + 4271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45302245 - 2¹¹ = 45300197 is a prime.

It is a super-3 number, since 3×45302245³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 122254 + ... + 122623.

It is an arithmetic number, because the mean of its divisors is an integer number (6979023).

Almost surely, 2^45302245 is an apocalyptic number.

It is an amenable number.

45302245 is a deficient number, since it is larger than the sum of its proper divisors (10529939).

45302245 is a wasteful number, since it uses less digits than its factorization.

45302245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244919.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45302245 is about 6730.6942435383. The cubic root of 45302245 is about 356.4838899105.

Adding to 45302245 its reverse (54220354), we get a palindrome (99522599).

The spelling of 45302245 in words is "forty-five million, three hundred two thousand, two hundred forty-five".