45550194 has 16 divisors (see below), whose sum is σ = 91713600. Its totient is φ = 15081200.

The previous prime is 45550181. The next prime is 45550231. The reversal of 45550194 is 49105554.

45550194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 24582 + ... + 26369.

It is an arithmetic number, because the mean of its divisors is an integer number (5732100).

Almost surely, 2^45550194 is an apocalyptic number.

45550194 is an abundant number, since it is smaller than the sum of its proper divisors (46163406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45550194 is a wasteful number, since it uses less digits than its factorization.

45550194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51105.

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 45550194 is about 6749.0883828855. The cubic root of 45550194 is about 357.1330781475.

The spelling of 45550194 in words is "forty-five million, five hundred fifty thousand, one hundred ninety-four".