14002621 has 8 divisors (see below), whose sum is σ = 14617080. Its totient is φ = 13396992.

The previous prime is 14002609. The next prime is 14002631. The reversal of 14002621 is 12620041.

It can be written as a sum of positive squares in 4 ways, for example, as 22500 + 13980121 = 150^2 + 3739^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14002621 - 2⁵ = 14002589 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14002595 and 14002604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14002631) 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, 1141 + ... + 5413.

It is an arithmetic number, because the mean of its divisors is an integer number (1827135).

Almost surely, 2^14002621 is an apocalyptic number.

It is an amenable number.

14002621 is a deficient number, since it is larger than the sum of its proper divisors (614459).

14002621 is a wasteful number, since it uses less digits than its factorization.

14002621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 14002621 is about 3742.0076162402. The cubic root of 14002621 is about 241.0292659144.

Adding to 14002621 its reverse (12620041), we get a palindrome (26622662).

The spelling of 14002621 in words is "fourteen million, two thousand, six hundred twenty-one".