45222055 has 8 divisors (see below), whose sum is σ = 54334800. Its totient is φ = 36132096.

The previous prime is 45222031. The next prime is 45222059. The reversal of 45222055 is 55022254.

It is a happy number.

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 45222055 - 2¹⁹ = 44697767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45222059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970 + ... + 9559.

It is an arithmetic number, because the mean of its divisors is an integer number (6791850).

Almost surely, 2^45222055 is an apocalyptic number.

45222055 is a deficient number, since it is larger than the sum of its proper divisors (9112745).

45222055 is a wasteful number, since it uses less digits than its factorization.

45222055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11393.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 45222055 is about 6724.7345672525. The cubic root of 45222055 is about 356.2734270015.

The spelling of 45222055 in words is "forty-five million, two hundred twenty-two thousand, fifty-five".