17142844 has 12 divisors (see below), whose sum is σ = 30104424. Its totient is φ = 8541584.

The previous prime is 17142833. The next prime is 17142847. The reversal of 17142844 is 44824171.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17142847) 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, 6142 + ... + 8485.

It is an arithmetic number, because the mean of its divisors is an integer number (2508702).

Almost surely, 2^17142844 is an apocalyptic number.

It is an amenable number.

17142844 is a deficient number, since it is larger than the sum of its proper divisors (12961580).

17142844 is a wasteful number, since it uses less digits than its factorization.

17142844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14924 (or 14922 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 17142844 is about 4140.3917689030. The cubic root of 17142844 is about 257.8463319838.

The spelling of 17142844 in words is "seventeen million, one hundred forty-two thousand, eight hundred forty-four".