13420602 has 48 divisors (see below), whose sum is σ = 31737888. Its totient is φ = 4073760.

The previous prime is 13420597. The next prime is 13420619. The reversal of 13420602 is 20602431.

It is a happy number.

It is a super-2 number, since 2×13420602² = 360225116084808, which contains 22 as substring.

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 (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19077 + ... + 19767.

It is an arithmetic number, because the mean of its divisors is an integer number (661206).

Almost surely, 2^13420602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13420602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15868944).

13420602 is an abundant number, since it is smaller than the sum of its proper divisors (18317286).

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

13420602 is a wasteful number, since it uses less digits than its factorization.

13420602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 13420602 is about 3663.4139815205. The cubic root of 13420602 is about 237.6424379184.

It can be divided in two parts, 134 and 20602, that added together give a 4-th power (20736 = 12⁴).

The spelling of 13420602 in words is "thirteen million, four hundred twenty thousand, six hundred two".