140016 has 20 divisors (see below), whose sum is σ = 361832. Its totient is φ = 46656.

The previous prime is 140009. The next prime is 140053. The reversal of 140016 is 610041.

140016 = 50² + 51² + ... + 81².

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 139983 and 140010.

It is a congruent number.

It is an unprimeable number.

140016 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411 + ... + 1506.

2¹⁴⁰⁰¹⁶ is an apocalyptic number.

140016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140016 is an abundant number, since it is smaller than the sum of its proper divisors (221816).

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

140016 is a wasteful number, since it uses less digits than its factorization.

140016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928 (or 2922 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 140016 is about 374.1871189659. The cubic root of 140016 is about 51.9269190362.

Adding to 140016 its reverse (610041), we get a palindrome (750057).

The spelling of 140016 in words is "one hundred forty thousand, sixteen".