45220214 has 8 divisors (see below), whose sum is σ = 73048080. Its totient is φ = 20870856.

The previous prime is 45220213. The next prime is 45220223. The reversal of 45220214 is 41202254.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45220211) 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 3 ways as a sum of consecutive naturals, for example, 869594 + ... + 869645.

It is an arithmetic number, because the mean of its divisors is an integer number (9131010).

Almost surely, 2^45220214 is an apocalyptic number.

45220214 is a deficient number, since it is larger than the sum of its proper divisors (27827866).

45220214 is a wasteful number, since it uses less digits than its factorization.

45220214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739254.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 45220214 is about 6724.5976831332. The cubic root of 45220214 is about 356.2685922789.

Adding to 45220214 its reverse (41202254), we get a palindrome (86422468).

The spelling of 45220214 in words is "forty-five million, two hundred twenty thousand, two hundred fourteen".