14393880 has 48 divisors (see below), whose sum is σ = 46781280. Its totient is φ = 3838272.

The previous prime is 14393861. The next prime is 14393893. The reversal of 14393880 is 8839341.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19632 + ... + 20351.

It is an arithmetic number, because the mean of its divisors is an integer number (974610).

Almost surely, 2^14393880 is an apocalyptic number.

14393880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14393880 is an abundant number, since it is smaller than the sum of its proper divisors (32387400).

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

14393880 is a wasteful number, since it uses less digits than its factorization.

14393880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40000 (or 39993 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 14393880 is about 3793.9267257025. The cubic root of 14393880 is about 243.2536091278.

The spelling of 14393880 in words is "fourteen million, three hundred ninety-three thousand, eight hundred eighty".