17428144 has 10 divisors (see below), whose sum is σ = 33767060. Its totient is φ = 8714064.

The previous prime is 17428141. The next prime is 17428171. The reversal of 17428144 is 44182471.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (17428141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544614 + ... + 544645.

It is an arithmetic number, because the mean of its divisors is an integer number (3376706).

Almost surely, 2^17428144 is an apocalyptic number.

It is an amenable number.

17428144 is a deficient number, since it is larger than the sum of its proper divisors (16338916).

17428144 is a wasteful number, since it uses less digits than its factorization.

17428144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089267 (or 1089261 counting only the distinct ones).

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

The square root of 17428144 is about 4174.7028636778. The cubic root of 17428144 is about 259.2688730000.

The spelling of 17428144 in words is "seventeen million, four hundred twenty-eight thousand, one hundred forty-four".