45222065 has 16 divisors (see below), whose sum is σ = 62145792. Its totient is φ = 30945984.

The previous prime is 45222059. The next prime is 45222077. The reversal of 45222065 is 56022254.

It is a cyclic number.

It is not a de Polignac number, because 45222065 - 2¹⁰ = 45221041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21647 + ... + 23643.

It is an arithmetic number, because the mean of its divisors is an integer number (3884112).

Almost surely, 2^45222065 is an apocalyptic number.

It is an amenable number.

45222065 is a deficient number, since it is larger than the sum of its proper divisors (16923727).

45222065 is a wasteful number, since it uses less digits than its factorization.

45222065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 45222065 is about 6724.7353107762. The cubic root of 45222065 is about 356.2734532626.

The spelling of 45222065 in words is "forty-five million, two hundred twenty-two thousand, sixty-five".