9144194 has 8 divisors (see below), whose sum is σ = 14158848. Its totient is φ = 4424580.

The previous prime is 9144173. The next prime is 9144197. The reversal of 9144194 is 4914419.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9144194.

It is not an unprimeable number, because it can be changed into a prime (9144197) 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, 73682 + ... + 73805.

It is an arithmetic number, because the mean of its divisors is an integer number (1769856).

Almost surely, 2^9144194 is an apocalyptic number.

9144194 is a deficient number, since it is larger than the sum of its proper divisors (5014654).

9144194 is a wasteful number, since it uses less digits than its factorization.

9144194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147520.

The product of its digits is 5184, while the sum is 32.

The square root of 9144194 is about 3023.9368379647. The cubic root of 9144194 is about 209.1133745352.

Adding to 9144194 its sum of digits (32), we get a triangular number (9144226 = T₄₂₇₆).

The spelling of 9144194 in words is "nine million, one hundred forty-four thousand, one hundred ninety-four".