45222007 has 2 divisors, whose sum is σ = 45222008. Its totient is φ = 45222006.

The previous prime is 45221999. The next prime is 45222011. The reversal of 45222007 is 70022254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45222007 - 2³ = 45221999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45222077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22611003 + 22611004.

It is an arithmetic number, because the mean of its divisors is an integer number (22611004).

Almost surely, 2^45222007 is an apocalyptic number.

45222007 is a deficient number, since it is larger than the sum of its proper divisors (1).

45222007 is an equidigital number, since it uses as much as digits as its factorization.

45222007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 45222007 is about 6724.7309983374. The cubic root of 45222007 is about 356.2733009485.

The spelling of 45222007 in words is "forty-five million, two hundred twenty-two thousand, seven".