45022318 has 8 divisors (see below), whose sum is σ = 73672920. Its totient is φ = 20464680.

The previous prime is 45022309. The next prime is 45022319. The reversal of 45022318 is 81322054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 45022292 and 45022301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45022319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023213 + ... + 1023256.

It is an arithmetic number, because the mean of its divisors is an integer number (9209115).

Almost surely, 2^45022318 is an apocalyptic number.

45022318 is a deficient number, since it is larger than the sum of its proper divisors (28650602).

45022318 is a wasteful number, since it uses less digits than its factorization.

45022318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046482.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 45022318 is about 6709.8672118008. The cubic root of 45022318 is about 355.7481227638.

It can be divided in two parts, 450223 and 18, that added together give a square (450241 = 671²).

The spelling of 45022318 in words is "forty-five million, twenty-two thousand, three hundred eighteen".