140066674 has 16 divisors (see below), whose sum is σ = 234078336. Its totient is φ = 62311600.

The previous prime is 140066671. The next prime is 140066681. The reversal of 140066674 is 476660041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140066671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66697 + ... + 68764.

It is an arithmetic number, because the mean of its divisors is an integer number (14629896).

Almost surely, 2^140066674 is an apocalyptic number.

140066674 is a deficient number, since it is larger than the sum of its proper divisors (94011662).

140066674 is a wasteful number, since it uses less digits than its factorization.

140066674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135521.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 140066674 is about 11834.9767215656. The cubic root of 140066674 is about 519.3318267106.

The spelling of 140066674 in words is "one hundred forty million, sixty-six thousand, six hundred seventy-four".