140615214 has 8 divisors (see below), whose sum is σ = 281230440. Its totient is φ = 46871736.

The previous prime is 140615213. The next prime is 140615221. The reversal of 140615214 is 412516041.

It is a happy number.

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

140615214 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140615213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 11717929 + ... + 11717940.

It is an arithmetic number, because the mean of its divisors is an integer number (35153805).

Almost surely, 2^140615214 is an apocalyptic number.

140615214 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.

140615214 is a wasteful number, since it uses less digits than its factorization.

140615214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23435874.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 140615214 is about 11858.1286044637. The cubic root of 140615214 is about 520.0088928459.

The spelling of 140615214 in words is "one hundred forty million, six hundred fifteen thousand, two hundred fourteen".