140214330 has 48 divisors (see below), whose sum is σ = 367927560. Its totient is φ = 37044864.

The previous prime is 140214329. The next prime is 140214337. The reversal of 140214330 is 33412041.

140214330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 78481881 + 61732449 = 8859^2 + 7857^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (140214337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2664 + ... + 16956.

Almost surely, 2^140214330 is an apocalyptic number.

140214330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140214330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183963780).

140214330 is an abundant number, since it is smaller than the sum of its proper divisors (227713230).

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

140214330 is a wasteful number, since it uses less digits than its factorization.

140214330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14415 (or 14412 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140214330 is about 11841.2131979793. The cubic root of 140214330 is about 519.5142529985.

Adding to 140214330 its reverse (33412041), we get a palindrome (173626371).

The spelling of 140214330 in words is "one hundred forty million, two hundred fourteen thousand, three hundred thirty".