45565841 has 4 divisors (see below), whose sum is σ = 46312884. Its totient is φ = 44818800.

The previous prime is 45565837. The next prime is 45565859. The reversal of 45565841 is 14856554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14250625 + 31315216 = 3775^2 + 5596^2 .

It is a cyclic number.

It is not a de Polignac number, because 45565841 - 2² = 45565837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45565795 and 45565804.

It is not an unprimeable number, because it can be changed into a prime (45505841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373430 + ... + 373551.

It is an arithmetic number, because the mean of its divisors is an integer number (11578221).

Almost surely, 2^45565841 is an apocalyptic number.

It is an amenable number.

45565841 is a deficient number, since it is larger than the sum of its proper divisors (747043).

45565841 is an equidigital number, since it uses as much as digits as its factorization.

45565841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747042.

The product of its digits is 96000, while the sum is 38.

The square root of 45565841 is about 6750.2474769448. The cubic root of 45565841 is about 357.1739665320.

The spelling of 45565841 in words is "forty-five million, five hundred sixty-five thousand, eight hundred forty-one".