140838716 has 36 divisors (see below), whose sum is σ = 263579400. Its totient is φ = 65664288.

The previous prime is 140838707. The next prime is 140838721. The reversal of 140838716 is 617838041.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 140838716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 523430 + ... + 523698.

It is an arithmetic number, because the mean of its divisors is an integer number (7321650).

Almost surely, 2^140838716 is an apocalyptic number.

It is an amenable number.

140838716 is a deficient number, since it is larger than the sum of its proper divisors (122740684).

140838716 is a wasteful number, since it uses less digits than its factorization.

140838716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 140838716 is about 11867.5488623388. The cubic root of 140838716 is about 520.2842577973.

The spelling of 140838716 in words is "one hundred forty million, eight hundred thirty-eight thousand, seven hundred sixteen".