140114436 has 192 divisors, whose sum is σ = 449003520. Its totient is φ = 32883840.

The previous prime is 140114431. The next prime is 140114437. The reversal of 140114436 is 634411041.

It is not an unprimeable number, because it can be changed into a prime (140114431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 403615 + ... + 403961.

It is an arithmetic number, because the mean of its divisors is an integer number (2338560).

Almost surely, 2^140114436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140114436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224501760).

140114436 is an abundant number, since it is smaller than the sum of its proper divisors (308889084).

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

140114436 is a wasteful number, since it uses less digits than its factorization.

140114436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 140114436 is about 11836.9943820211. The cubic root of 140114436 is about 519.3908498105.

Adding to 140114436 its reverse (634411041), we get a palindrome (774525477).

The spelling of 140114436 in words is "one hundred forty million, one hundred fourteen thousand, four hundred thirty-six".