45645033 has 8 divisors (see below), whose sum is σ = 69554368. Its totient is φ = 26082864.

The previous prime is 45645001. The next prime is 45645071. The reversal of 45645033 is 33054654.

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

It is not a de Polignac number, because 45645033 - 2⁵ = 45645001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45645433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1086766 + ... + 1086807.

It is an arithmetic number, because the mean of its divisors is an integer number (8694296).

Almost surely, 2^45645033 is an apocalyptic number.

It is an amenable number.

45645033 is a deficient number, since it is larger than the sum of its proper divisors (23909335).

45645033 is a wasteful number, since it uses less digits than its factorization.

45645033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173583.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 45645033 is about 6756.1107895001. The cubic root of 45645033 is about 357.3807658185.

Adding to 45645033 its reverse (33054654), we get a palindrome (78699687).

The spelling of 45645033 in words is "forty-five million, six hundred forty-five thousand, thirty-three".