14427457 has 8 divisors (see below), whose sum is σ = 15773472. Its totient is φ = 13087200.

The previous prime is 14427451. The next prime is 14427473. The reversal of 14427457 is 75472441.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14427457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14427451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5133 + ... + 7429.

It is an arithmetic number, because the mean of its divisors is an integer number (1971684).

Almost surely, 2^14427457 is an apocalyptic number.

It is an amenable number.

14427457 is a deficient number, since it is larger than the sum of its proper divisors (1346015).

14427457 is a wasteful number, since it uses less digits than its factorization.

14427457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879.

The product of its digits is 31360, while the sum is 34.

The square root of 14427457 is about 3798.3492467123. The cubic root of 14427457 is about 243.4426103706.

Adding to 14427457 its reverse (75472441), we get a palindrome (89899898).

It can be divided in two parts, 14427 and 457, that added together give a square (14884 = 122²).

The spelling of 14427457 in words is "fourteen million, four hundred twenty-seven thousand, four hundred fifty-seven".