45042214 has 16 divisors (see below), whose sum is σ = 81757728. Its totient is φ = 18168192.

The previous prime is 45042203. The next prime is 45042227. The reversal of 45042214 is 41224054.

It is a happy number.

45042214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94389 + ... + 94864.

It is an arithmetic number, because the mean of its divisors is an integer number (5109858).

Almost surely, 2^45042214 is an apocalyptic number.

45042214 is a deficient number, since it is larger than the sum of its proper divisors (36715514).

45042214 is a wasteful number, since it uses less digits than its factorization.

45042214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189279.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 45042214 is about 6711.3496407206. The cubic root of 45042214 is about 355.8005184244.

Adding to 45042214 its reverse (41224054), we get a palindrome (86266268).

The spelling of 45042214 in words is "forty-five million, forty-two thousand, two hundred fourteen".