140052212 has 12 divisors (see below), whose sum is σ = 246560160. Its totient is φ = 69606456.

The previous prime is 140052197. The next prime is 140052217. The reversal of 140052212 is 212250041.

It is a super-2 number, since 2×140052212² = 39229244172185888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140052217) 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, 104162 + ... + 105497.

It is an arithmetic number, because the mean of its divisors is an integer number (20546680).

Almost surely, 2^140052212 is an apocalyptic number.

It is an amenable number.

140052212 is a deficient number, since it is larger than the sum of its proper divisors (106507948).

140052212 is a wasteful number, since it uses less digits than its factorization.

140052212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209830 (or 209828 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 140052212 is about 11834.3657202235. The cubic root of 140052212 is about 519.3139522818.

The spelling of 140052212 in words is "one hundred forty million, fifty-two thousand, two hundred twelve".