14463240 has 64 divisors (see below), whose sum is σ = 47338560. Its totient is φ = 3505920.

The previous prime is 14463221. The next prime is 14463247. The reversal of 14463240 is 4236441.

It is a super-2 number, since 2×14463240² = 418370622595200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 14463240.

It is not an unprimeable number, because it can be changed into a prime (14463247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4159 + ... + 6798.

It is an arithmetic number, because the mean of its divisors is an integer number (739665).

Almost surely, 2^14463240 is an apocalyptic number.

14463240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14463240 is an abundant number, since it is smaller than the sum of its proper divisors (32875320).

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

14463240 is a wasteful number, since it uses less digits than its factorization.

14463240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10982 (or 10978 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 14463240 is about 3803.0566653680. The cubic root of 14463240 is about 243.6437064489.

Adding to 14463240 its reverse (4236441), we get a palindrome (18699681).

The spelling of 14463240 in words is "fourteen million, four hundred sixty-three thousand, two hundred forty".