14001516 has 18 divisors (see below), whose sum is σ = 35392812. Its totient is φ = 4667160.

The previous prime is 14001509. The next prime is 14001527. The reversal of 14001516 is 61510041.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194430 + ... + 194501.

Almost surely, 2^14001516 is an apocalyptic number.

It is an amenable number.

14001516 is an abundant number, since it is smaller than the sum of its proper divisors (21391296).

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

14001516 is a wasteful number, since it uses less digits than its factorization.

14001516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388941 (or 388936 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 14001516 is about 3741.8599653114. The cubic root of 14001516 is about 241.0229255694.

Adding to 14001516 its reverse (61510041), we get a palindrome (75511557).

It can be divided in two parts, 1400 and 1516, that added together give a square (2916 = 54²).

The spelling of 14001516 in words is "fourteen million, one thousand, five hundred sixteen".