14525421 has 8 divisors (see below), whose sum is σ = 19397664. Its totient is φ = 9668400.

The previous prime is 14525417. The next prime is 14525437. The reversal of 14525421 is 12452541.

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

It is not a de Polignac number, because 14525421 - 2² = 14525417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14525391 and 14525400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14525461) 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, 1351 + ... + 5556.

It is an arithmetic number, because the mean of its divisors is an integer number (2424708).

Almost surely, 2^14525421 is an apocalyptic number.

It is an amenable number.

14525421 is a deficient number, since it is larger than the sum of its proper divisors (4872243).

14525421 is an equidigital number, since it uses as much as digits as its factorization.

14525421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7611.

The product of its digits is 1600, while the sum is 24.

The square root of 14525421 is about 3811.2230320463. The cubic root of 14525421 is about 243.9923685242.

Adding to 14525421 its reverse (12452541), we get a palindrome (26977962).

The spelling of 14525421 in words is "fourteen million, five hundred twenty-five thousand, four hundred twenty-one".