14429988 has 30 divisors (see below), whose sum is σ = 37723686. Its totient is φ = 4809888.

The previous prime is 14429981. The next prime is 14430001. The reversal of 14429988 is 88992441.

14429988 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 only one way, i.e., 14424804 + 5184 = 3798^2 + 72^2 .

It is not an unprimeable number, because it can be changed into a prime (14429981) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21945 + ... + 22592.

Almost surely, 2^14429988 is an apocalyptic number.

14429988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14429988 is an abundant number, since it is smaller than the sum of its proper divisors (23293698).

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

14429988 is a wasteful number, since it uses less digits than its factorization.

14429988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44553 (or 44542 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 14429988 is about 3798.6824031498. The cubic root of 14429988 is about 243.4568452012.

The spelling of 14429988 in words is "fourteen million, four hundred twenty-nine thousand, nine hundred eighty-eight".