14921340 has 48 divisors (see below), whose sum is σ = 47749632. Its totient is φ = 3410496.

The previous prime is 14921339. The next prime is 14921351. The reversal of 14921340 is 4312941.

It is a self number, because there is not a number n which added to its sum of digits gives 14921340.

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, 17344 + ... + 18183.

It is an arithmetic number, because the mean of its divisors is an integer number (994784).

Almost surely, 2^14921340 is an apocalyptic number.

14921340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14921340 is an abundant number, since it is smaller than the sum of its proper divisors (32828292).

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

14921340 is a wasteful number, since it uses less digits than its factorization.

14921340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35546 (or 35544 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 14921340 is about 3862.8150356961. The cubic root of 14921340 is about 246.1893578073.

The spelling of 14921340 in words is "fourteen million, nine hundred twenty-one thousand, three hundred forty".