140637716 has 6 divisors (see below), whose sum is σ = 246116010. Its totient is φ = 70318856.

The previous prime is 140637713. The next prime is 140637727. The reversal of 140637716 is 617736041.

It can be written as a sum of positive squares in only one way, i.e., 87347716 + 53290000 = 9346^2 + 7300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140637713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17579711 + ... + 17579718.

It is an arithmetic number, because the mean of its divisors is an integer number (41019335).

Almost surely, 2^140637716 is an apocalyptic number.

It is an amenable number.

140637716 is a deficient number, since it is larger than the sum of its proper divisors (105478294).

140637716 is a wasteful number, since it uses less digits than its factorization.

140637716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35159433 (or 35159431 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 140637716 is about 11859.0773671479. The cubic root of 140637716 is about 520.0366295696.

The spelling of 140637716 in words is "one hundred forty million, six hundred thirty-seven thousand, seven hundred sixteen".