140331670 has 16 divisors (see below), whose sum is σ = 253733760. Its totient is φ = 55880064.

The previous prime is 140331647. The next prime is 140331673. The reversal of 140331670 is 76133041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140331673) 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, 29235 + ... + 33694.

It is an arithmetic number, because the mean of its divisors is an integer number (15858360).

Almost surely, 2^140331670 is an apocalyptic number.

140331670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140331670 is a deficient number, since it is larger than the sum of its proper divisors (113402090).

140331670 is a wasteful number, since it uses less digits than its factorization.

140331670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63159.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 140331670 is about 11846.1668906022. The cubic root of 140331670 is about 519.6591331149.

The spelling of 140331670 in words is "one hundred forty million, three hundred thirty-one thousand, six hundred seventy".