14002638 has 32 divisors (see below), whose sum is σ = 31137792. Its totient is φ = 4168800.

The previous prime is 14002631. The next prime is 14002643. The reversal of 14002638 is 83620041.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 478 + ... + 5313.

It is an arithmetic number, because the mean of its divisors is an integer number (973056).

Almost surely, 2^14002638 is an apocalyptic number.

14002638 is an abundant number, since it is smaller than the sum of its proper divisors (17135154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14002638 is a wasteful number, since it uses less digits than its factorization.

14002638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5840.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 14002638 is about 3742.0098877475. The cubic root of 14002638 is about 241.0293634556.

Adding to 14002638 its reverse (83620041), we get a palindrome (97622679).

The spelling of 14002638 in words is "fourteen million, two thousand, six hundred thirty-eight".