170853142 has 16 divisors (see below), whose sum is σ = 263096640. Its totient is φ = 83184192.

The previous prime is 170853127. The next prime is 170853143. The reversal of 170853142 is 241358071.

It is a super-2 number, since 2×170853142² = 58381592262544328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170853143) 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, 4128 + ... + 18940.

It is an arithmetic number, because the mean of its divisors is an integer number (16443540).

Almost surely, 2^170853142 is an apocalyptic number.

170853142 is a deficient number, since it is larger than the sum of its proper divisors (92243498).

170853142 is a wasteful number, since it uses less digits than its factorization.

170853142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14967.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 170853142 is about 13071.0803685082. The cubic root of 170853142 is about 554.8909690319.

The spelling of 170853142 in words is "one hundred seventy million, eight hundred fifty-three thousand, one hundred forty-two".