140814408 has 64 divisors (see below), whose sum is σ = 403983360. Its totient is φ = 40067136.

The previous prime is 140814403. The next prime is 140814433. The reversal of 140814408 is 804418041.

It is not an unprimeable number, because it can be changed into a prime (140814403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42591 + ... + 45777.

It is an arithmetic number, because the mean of its divisors is an integer number (6312240).

Almost surely, 2^140814408 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 140814408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201991680).

140814408 is an abundant number, since it is smaller than the sum of its proper divisors (263168952).

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

140814408 is a wasteful number, since it uses less digits than its factorization.

140814408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466 (or 3462 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 140814408 is about 11866.5246807985. The cubic root of 140814408 is about 520.2543233262.

The spelling of 140814408 in words is "one hundred forty million, eight hundred fourteen thousand, four hundred eight".