602404540 has 24 divisors (see below), whose sum is σ = 1265992560. Its totient is φ = 240782208.

The previous prime is 602404507. The next prime is 602404547. The reversal of 602404540 is 45404206.

It is a super-2 number, since 2×602404540² = 725782459625223200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602404547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18151 + ... + 39169.

It is an arithmetic number, because the mean of its divisors is an integer number (52749690).

Almost surely, 2^602404540 is an apocalyptic number.

It is an amenable number.

602404540 is an abundant number, since it is smaller than the sum of its proper divisors (663588020).

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

602404540 is a wasteful number, since it uses less digits than its factorization.

602404540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22461 (or 22459 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 602404540 is about 24543.9308180251. The cubic root of 602404540 is about 844.5578677414.

Adding to 602404540 its reverse (45404206), we get a palindrome (647808746).

The spelling of 602404540 in words is "six hundred two million, four hundred four thousand, five hundred forty".