140241216 has 112 divisors (see below), whose sum is σ = 389534400. Its totient is φ = 44470272.

The previous prime is 140241209. The next prime is 140241221. The reversal of 140241216 is 612142041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140241192 and 140241201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495411 + ... + 495693.

Almost surely, 2^140241216 is an apocalyptic number.

140241216 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 140241216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194767200).

140241216 is an abundant number, since it is smaller than the sum of its proper divisors (249293184).

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

140241216 is a wasteful number, since it uses less digits than its factorization.

140241216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 140241216 is about 11842.3484157493. The cubic root of 140241216 is about 519.5474563749.

Adding to 140241216 its reverse (612142041), we get a palindrome (752383257).

The spelling of 140241216 in words is "one hundred forty million, two hundred forty-one thousand, two hundred sixteen".