159700 has 18 divisors (see below), whose sum is σ = 346766. Its totient is φ = 63840.

The previous prime is 159697. The next prime is 159701. The reversal of 159700 is 7951.

It can be written as a sum of positive squares in 3 ways, for example, as 1296 + 158404 = 36^2 + 398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 699 + ... + 898.

2¹⁵⁹⁷⁰⁰ is an apocalyptic number.

159700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159700 is an abundant number, since it is smaller than the sum of its proper divisors (187066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159700 is a wasteful number, since it uses less digits than its factorization.

159700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611 (or 1604 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 159700 is about 399.6248240538. The cubic root of 159700 is about 54.2544008832.

The spelling of 159700 in words is "one hundred fifty-nine thousand, seven hundred".