13662002 has 8 divisors (see below), whose sum is σ = 20521836. Its totient is φ = 6821392.

The previous prime is 13661971. The next prime is 13662013. The reversal of 13662002 is 20026631.

13662002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13476241 + 185761 = 3671^2 + 431^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2873 + ... + 5964.

Almost surely, 2^13662002 is an apocalyptic number.

13662002 is a deficient number, since it is larger than the sum of its proper divisors (6859834).

13662002 is an equidigital number, since it uses as much as digits as its factorization.

13662002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9612.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 13662002 is about 3696.2145500498. The cubic root of 13662002 is about 239.0588255263.

Adding to 13662002 its reverse (20026631), we get a palindrome (33688633).

The spelling of 13662002 in words is "thirteen million, six hundred sixty-two thousand, two".