14263540 has 12 divisors (see below), whose sum is σ = 29953476. Its totient is φ = 5705408.

The previous prime is 14263507. The next prime is 14263541. The reversal of 14263540 is 4536241.

It can be written as a sum of positive squares in 2 ways, for example, as 11009124 + 3254416 = 3318^2 + 1804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14263541) 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, 356569 + ... + 356608.

It is an arithmetic number, because the mean of its divisors is an integer number (2496123).

Almost surely, 2^14263540 is an apocalyptic number.

14263540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14263540 is an abundant number, since it is smaller than the sum of its proper divisors (15689936).

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

14263540 is a wasteful number, since it uses less digits than its factorization.

14263540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713186 (or 713184 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 14263540 is about 3776.7102086340. The cubic root of 14263540 is about 242.5171419490.

Adding to 14263540 its reverse (4536241), we get a palindrome (18799781).

The spelling of 14263540 in words is "fourteen million, two hundred sixty-three thousand, five hundred forty".