140004214 has 32 divisors (see below), whose sum is σ = 254788416. Its totient is φ = 56325120.

The previous prime is 140004203. The next prime is 140004239. The reversal of 140004214 is 412400041.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 180732 + ... + 181504.

It is an arithmetic number, because the mean of its divisors is an integer number (7962138).

Almost surely, 2^140004214 is an apocalyptic number.

140004214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140004214 is a deficient number, since it is larger than the sum of its proper divisors (114784202).

140004214 is a wasteful number, since it uses less digits than its factorization.

140004214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 140004214 is about 11832.3376388607. The cubic root of 140004214 is about 519.2546199353.

Adding to 140004214 its reverse (412400041), we get a palindrome (552404255).

The spelling of 140004214 in words is "one hundred forty million, four thousand, two hundred fourteen".