14461540 has 24 divisors (see below), whose sum is σ = 30478392. Its totient is φ = 5763840.

The previous prime is 14461537. The next prime is 14461541. The reversal of 14461540 is 4516441.

14461540 is digitally balanced in base 2, 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 142884 + 14318656 = 378^2 + 3784^2 .

It is a super-2 number, since 2×14461540² = 418272278343200, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14461541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5200 + ... + 7480.

It is an arithmetic number, because the mean of its divisors is an integer number (1269933).

Almost surely, 2^14461540 is an apocalyptic number.

14461540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14461540 is an abundant number, since it is smaller than the sum of its proper divisors (16016852).

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

14461540 is a wasteful number, since it uses less digits than its factorization.

14461540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 14461540 is about 3802.8331543732. The cubic root of 14461540 is about 243.6341601663.

Adding to 14461540 its reverse (4516441), we get a palindrome (18977981).

The spelling of 14461540 in words is "fourteen million, four hundred sixty-one thousand, five hundred forty".