140005662 has 8 divisors (see below), whose sum is σ = 280011336. Its totient is φ = 46668552.

The previous prime is 140005651. The next prime is 140005667. The reversal of 140005662 is 266500041.

It is a sphenic number, since it is the product of 3 distinct primes.

140005662 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140005667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11667133 + ... + 11667144.

It is an arithmetic number, because the mean of its divisors is an integer number (35001417).

Almost surely, 2^140005662 is an apocalyptic number.

140005662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140005662 is a wasteful number, since it uses less digits than its factorization.

140005662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23334282.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 140005662 is about 11832.3988269497. The cubic root of 140005662 is about 519.2564100673.

The spelling of 140005662 in words is "one hundred forty million, five thousand, six hundred sixty-two".