140214212 has 12 divisors (see below), whose sum is σ = 245575680. Its totient is φ = 70049736.

The previous prime is 140214211. The next prime is 140214227. The reversal of 140214212 is 212412041.

It is not an unprimeable number, because it can be changed into a prime (140214211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8588 + ... + 18819.

It is an arithmetic number, because the mean of its divisors is an integer number (20464640).

Almost surely, 2^140214212 is an apocalyptic number.

It is an amenable number.

140214212 is a deficient number, since it is larger than the sum of its proper divisors (105361468).

140214212 is a wasteful number, since it uses less digits than its factorization.

140214212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28690 (or 28688 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 140214212 is about 11841.2082153807. The cubic root of 140214212 is about 519.5141072628.

Adding to 140214212 its reverse (212412041), we get a palindrome (352626253).

The spelling of 140214212 in words is "one hundred forty million, two hundred fourteen thousand, two hundred twelve".