14129388 has 144 divisors (see below), whose sum is σ = 46475520. Its totient is φ = 3514752.

The previous prime is 14129377. The next prime is 14129393. The reversal of 14129388 is 88392141.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62131 + ... + 62357.

Almost surely, 2^14129388 is an apocalyptic number.

14129388 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14129388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23237760).

14129388 is an abundant number, since it is smaller than the sum of its proper divisors (32346132).

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

14129388 is a wasteful number, since it uses less digits than its factorization.

14129388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 271 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 14129388 is about 3758.9078200988. The cubic root of 14129388 is about 241.7544352362.

The spelling of 14129388 in words is "fourteen million, one hundred twenty-nine thousand, three hundred eighty-eight".