14421897 has 48 divisors (see below), whose sum is σ = 25608960. Its totient is φ = 7641216.

The previous prime is 14421889. The next prime is 14421917. The reversal of 14421897 is 79812441.

14421897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14421897 - 2³ = 14421889 is a prime.

It is a super-2 number, since 2×14421897² = 415982226157218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14421857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53479 + ... + 53747.

It is an arithmetic number, because the mean of its divisors is an integer number (533520).

Almost surely, 2^14421897 is an apocalyptic number.

It is an amenable number.

14421897 is a deficient number, since it is larger than the sum of its proper divisors (11187063).

14421897 is a wasteful number, since it uses less digits than its factorization.

14421897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 339 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 14421897 is about 3797.6172792950. The cubic root of 14421897 is about 243.4113340150.

The spelling of 14421897 in words is "fourteen million, four hundred twenty-one thousand, eight hundred ninety-seven".