14254140 has 48 divisors (see below), whose sum is σ = 40084128. Its totient is φ = 3784704.

The previous prime is 14254129. The next prime is 14254153. The reversal of 14254140 is 4145241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20844 + ... + 21516.

It is an arithmetic number, because the mean of its divisors is an integer number (835086).

Almost surely, 2^14254140 is an apocalyptic number.

14254140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14254140 is an abundant number, since it is smaller than the sum of its proper divisors (25829988).

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

14254140 is a wasteful number, since it uses less digits than its factorization.

14254140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 14254140 is about 3775.4655342090. The cubic root of 14254140 is about 242.4638554554.

Adding to 14254140 its reverse (4145241), we get a palindrome (18399381).

It can be divided in two parts, 1425 and 4140, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 14254140 in words is "fourteen million, two hundred fifty-four thousand, one hundred forty".