45645265 has 8 divisors (see below), whose sum is σ = 54979560. Its totient is φ = 36379392.

The previous prime is 45645211. The next prime is 45645287. The reversal of 45645265 is 56254654.

It can be written as a sum of positive squares in 4 ways, for example, as 7006609 + 38638656 = 2647^2 + 6216^2 .

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 45645265 - 2¹¹ = 45643217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15624 + ... + 18313.

It is an arithmetic number, because the mean of its divisors is an integer number (6872445).

Almost surely, 2^45645265 is an apocalyptic number.

It is an amenable number.

45645265 is a deficient number, since it is larger than the sum of its proper divisors (9334295).

45645265 is a wasteful number, since it uses less digits than its factorization.

45645265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34211.

The product of its digits is 144000, while the sum is 37.

The square root of 45645265 is about 6756.1279591198. The cubic root of 45645265 is about 357.3813713039.

The spelling of 45645265 in words is "forty-five million, six hundred forty-five thousand, two hundred sixty-five".