140715738 has 16 divisors (see below), whose sum is σ = 312701760. Its totient is φ = 46905228.

The previous prime is 140715733. The next prime is 140715739. The reversal of 140715738 is 837517041.

140715738 is a `hidden beast` number, since 14 + 0 + 71 + 573 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (140715733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302870 + ... + 1302977.

It is an arithmetic number, because the mean of its divisors is an integer number (19543860).

Almost surely, 2^140715738 is an apocalyptic number.

140715738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

140715738 is an abundant number, since it is smaller than the sum of its proper divisors (171986022).

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

140715738 is a wasteful number, since it uses less digits than its factorization.

140715738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605858 (or 2605852 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 140715738 is about 11862.3664586793. The cubic root of 140715738 is about 520.1327792090.

The spelling of 140715738 in words is "one hundred forty million, seven hundred fifteen thousand, seven hundred thirty-eight".