140214250 has 64 divisors (see below), whose sum is σ = 290998656. Its totient is φ = 50160000.

The previous prime is 140214247. The next prime is 140214253. The reversal of 140214250 is 52412041.

It is an interprime number because it is at equal distance from previous prime (140214247) and next prime (140214253).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140214253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183870 + ... + 184630.

It is an arithmetic number, because the mean of its divisors is an integer number (4546854).

Almost surely, 2^140214250 is an apocalyptic number.

140214250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140214250 is an abundant number, since it is smaller than the sum of its proper divisors (150784406).

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

140214250 is a wasteful number, since it uses less digits than its factorization.

140214250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 846 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 140214250 is about 11841.2098199466. The cubic root of 140214250 is about 519.5141541946.

Adding to 140214250 its reverse (52412041), we get a palindrome (192626291).

The spelling of 140214250 in words is "one hundred forty million, two hundred fourteen thousand, two hundred fifty".