602136140 has 12 divisors (see below), whose sum is σ = 1264485936. Its totient is φ = 240854448.

The previous prime is 602136121. The next prime is 602136149. The reversal of 602136140 is 41631206.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (602136149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15053384 + ... + 15053423.

It is an arithmetic number, because the mean of its divisors is an integer number (105373828).

Almost surely, 2^602136140 is an apocalyptic number.

It is an amenable number.

602136140 is an abundant number, since it is smaller than the sum of its proper divisors (662349796).

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

602136140 is a wasteful number, since it uses less digits than its factorization.

602136140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30106816 (or 30106814 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 602136140 is about 24538.4624620207. The cubic root of 602136140 is about 844.4324188166.

Adding to 602136140 its reverse (41631206), we get a palindrome (643767346).

The spelling of 602136140 in words is "six hundred two million, one hundred thirty-six thousand, one hundred forty".