14429890 has 8 divisors (see below), whose sum is σ = 25973820. Its totient is φ = 5771952.

The previous prime is 14429881. The next prime is 14429917. The reversal of 14429890 is 9892441.

It is a happy number.

14429890 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 2 ways, for example, as 13490929 + 938961 = 3673^2 + 969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721485 + ... + 721504.

Almost surely, 2^14429890 is an apocalyptic number.

14429890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14429890 is a deficient number, since it is larger than the sum of its proper divisors (11543930).

14429890 is a wasteful number, since it uses less digits than its factorization.

14429890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442996.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 14429890 is about 3798.6695039184. The cubic root of 14429890 is about 243.4562940613.

The spelling of 14429890 in words is "fourteen million, four hundred twenty-nine thousand, eight hundred ninety".