602220640 has 96 divisors (see below), whose sum is σ = 1641245760. Its totient is φ = 204539904.

The previous prime is 602220629. The next prime is 602220659. The reversal of 602220640 is 46022206.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119614 + ... + 124546.

It is an arithmetic number, because the mean of its divisors is an integer number (17096310).

Almost surely, 2^602220640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 602220640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (820622880).

602220640 is an abundant number, since it is smaller than the sum of its proper divisors (1039025120).

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

602220640 is a wasteful number, since it uses less digits than its factorization.

602220640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064 (or 5056 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 602220640 is about 24540.1841883878. The cubic root of 602220640 is about 844.4719177478.

Adding to 602220640 its reverse (46022206), we get a palindrome (648242846).

It can be divided in two parts, 6022 and 20640, that added together give a palindrome (26662).

The spelling of 602220640 in words is "six hundred two million, two hundred twenty thousand, six hundred forty".