13620002 has 24 divisors (see below), whose sum is σ = 23442048. Its totient is φ = 5919320.

The previous prime is 13619987. The next prime is 13620007. The reversal of 13620002 is 20002631.

It is not an unprimeable number, because it can be changed into a prime (13620007) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4343 + ... + 6789.

It is an arithmetic number, because the mean of its divisors is an integer number (976752).

Almost surely, 2^13620002 is an apocalyptic number.

13620002 is a deficient number, since it is larger than the sum of its proper divisors (9822046).

13620002 is a wasteful number, since it uses less digits than its factorization.

13620002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494 (or 2483 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13620002 is about 3690.5286884131. The cubic root of 13620002 is about 238.8136009208.

Adding to 13620002 its reverse (20002631), we get a palindrome (33622633).

It can be divided in two parts, 136 and 20002, that multiplied together give a palindrome (2720272).

The spelling of 13620002 in words is "thirteen million, six hundred twenty thousand, two".