159216 has 40 divisors (see below), whose sum is σ = 428544. Its totient is φ = 50880.

The previous prime is 159209. The next prime is 159223. The reversal of 159216 is 612951.

159216 = T₁₃₃ + T₁₃₄ + ... + T₁₄₈.

159216 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (159209) and next prime (159223).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1435 + ... + 1541.

2¹⁵⁹²¹⁶ is an apocalyptic number.

159216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214272).

159216 is an abundant number, since it is smaller than the sum of its proper divisors (269328).

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

159216 is a wasteful number, since it uses less digits than its factorization.

159216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 143 counting only the distinct ones).

The product of its digits is 540, while the sum is 24.

The square root of 159216 is about 399.0187965497. The cubic root of 159216 is about 54.1995361316.

The spelling of 159216 in words is "one hundred fifty-nine thousand, two hundred sixteen".