17397142 has 16 divisors (see below), whose sum is σ = 29935872. Its totient is φ = 7427880.

The previous prime is 17397119. The next prime is 17397157. The reversal of 17397142 is 24179371.

It is a junction number, because it is equal to n+sod(n) for n = 17397098 and 17397107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1767 + ... + 6157.

It is an arithmetic number, because the mean of its divisors is an integer number (1870992).

Almost surely, 2^17397142 is an apocalyptic number.

17397142 is a deficient number, since it is larger than the sum of its proper divisors (12538730).

17397142 is a wasteful number, since it uses less digits than its factorization.

17397142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683.

The product of its digits is 10584, while the sum is 34.

The square root of 17397142 is about 4170.9881323255. The cubic root of 17397142 is about 259.1150485432.

The spelling of 17397142 in words is "seventeen million, three hundred ninety-seven thousand, one hundred forty-two".