45194 has 8 divisors (see below), whose sum is σ = 69120. Its totient is φ = 22156.

The previous prime is 45191. The next prime is 45197. The reversal of 45194 is 49154.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45191) and next prime (45197).

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

It is not an unprimeable number, because it can be changed into a prime (45191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74 + ... + 309.

It is an arithmetic number, because the mean of its divisors is an integer number (8640).

2⁴⁵¹⁹⁴ is an apocalyptic number.

45194 is a deficient number, since it is larger than the sum of its proper divisors (23926).

45194 is a wasteful number, since it uses less digits than its factorization.

45194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444.

The product of its digits is 720, while the sum is 23.

The square root of 45194 is about 212.5888049734. The cubic root of 45194 is about 35.6199736419.

It can be divided in two parts, 451 and 94, that added together give a palindrome (545).

The spelling of 45194 in words is "forty-five thousand, one hundred ninety-four".