14663457 has 16 divisors (see below), whose sum is σ = 22135680. Its totient is φ = 9590256.

The previous prime is 14663449. The next prime is 14663461. The reversal of 14663457 is 75436641.

It is a happy number.

14663457 is a `hidden beast` number, since 14 + 6 + 634 + 5 + 7 = 666.

It is not a de Polignac number, because 14663457 - 2³ = 14663449 is a prime.

It is a super-3 number, since 3×14663457³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (14663477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3693 + ... + 6554.

It is an arithmetic number, because the mean of its divisors is an integer number (1383480).

Almost surely, 2^14663457 is an apocalyptic number.

It is an amenable number.

14663457 is a deficient number, since it is larger than the sum of its proper divisors (7472223).

14663457 is a wasteful number, since it uses less digits than its factorization.

14663457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10309 (or 10303 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 14663457 is about 3829.2893596593. The cubic root of 14663457 is about 244.7628247566.

The spelling of 14663457 in words is "fourteen million, six hundred sixty-three thousand, four hundred fifty-seven".