13042602 has 24 divisors (see below), whose sum is σ = 28366884. Its totient is φ = 4330944.

The previous prime is 13042597. The next prime is 13042619. The reversal of 13042602 is 20624031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11029041 + 2013561 = 3321^2 + 1419^2 .

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 11 ways as a sum of consecutive naturals, for example, 4038 + ... + 6510.

Almost surely, 2^13042602 is an apocalyptic number.

13042602 is an abundant number, since it is smaller than the sum of its proper divisors (15324282).

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

13042602 is a wasteful number, since it uses less digits than its factorization.

13042602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774 (or 2771 counting only the distinct ones).

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

The square root of 13042602 is about 3611.4542777114. The cubic root of 13042602 is about 235.3900388640.

Adding to 13042602 its reverse (20624031), we get a palindrome (33666633).

The spelling of 13042602 in words is "thirteen million, forty-two thousand, six hundred two".