116442 has 12 divisors (see below), whose sum is σ = 252330. Its totient is φ = 38808.

The previous prime is 116437. The next prime is 116443. The reversal of 116442 is 244611.

It can be written as a sum of positive squares in only one way, i.e., 114921 + 1521 = 339^2 + 39^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6469 = 116442 / (1 + 1 + 6 + 4 + 4 + 2).

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (116443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3217 + ... + 3252.

2¹¹⁶⁴⁴² is an apocalyptic number.

116442 is an abundant number, since it is smaller than the sum of its proper divisors (135888).

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

116442 is a wasteful number, since it uses less digits than its factorization.

116442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477 (or 6474 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 116442 is about 341.2359887233. The cubic root of 116442 is about 48.8318545941.

The spelling of 116442 in words is "one hundred sixteen thousand, four hundred forty-two".