17247142 has 16 divisors (see below), whose sum is σ = 28912464. Its totient is φ = 7648000.

The previous prime is 17247137. The next prime is 17247149. The reversal of 17247142 is 24174271.

It is a self number, because there is not a number n which added to its sum of digits gives 17247142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17247149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8659 + ... + 10462.

It is an arithmetic number, because the mean of its divisors is an integer number (1807029).

Almost surely, 2^17247142 is an apocalyptic number.

17247142 is a deficient number, since it is larger than the sum of its proper divisors (11665322).

17247142 is a wasteful number, since it uses less digits than its factorization.

17247142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19175.

The product of its digits is 3136, while the sum is 28.

The square root of 17247142 is about 4152.9678544386. The cubic root of 17247142 is about 258.3681921280.

The spelling of 17247142 in words is "seventeen million, two hundred forty-seven thousand, one hundred forty-two".