45505227 has 16 divisors (see below), whose sum is σ = 62659872. Its totient is φ = 29352960.

The previous prime is 45505193. The next prime is 45505237. The reversal of 45505227 is 72250554.

It is not a de Polignac number, because 45505227 - 2⁷ = 45505099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45505194 and 45505203.

It is not an unprimeable number, because it can be changed into a prime (45505237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20827 + ... + 22907.

It is an arithmetic number, because the mean of its divisors is an integer number (3916242).

Almost surely, 2^45505227 is an apocalyptic number.

45505227 is a deficient number, since it is larger than the sum of its proper divisors (17154645).

45505227 is a wasteful number, since it uses less digits than its factorization.

45505227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 45505227 is about 6745.7562215070. The cubic root of 45505227 is about 357.0155192588.

The spelling of 45505227 in words is "forty-five million, five hundred five thousand, two hundred twenty-seven".