602421240 has 32 divisors (see below), whose sum is σ = 1807264080. Its totient is φ = 160645632.

The previous prime is 602421229. The next prime is 602421257. The reversal of 602421240 is 42124206.

It is a super-2 number, since 2×602421240² = 725822700806275200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2509969 + ... + 2510208.

Almost surely, 2^602421240 is an apocalyptic number.

602421240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

602421240 is an abundant number, since it is smaller than the sum of its proper divisors (1204842840).

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

602421240 is a wasteful number, since it uses less digits than its factorization.

602421240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5020191 (or 5020187 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 602421240 is about 24544.2710219717. The cubic root of 602421240 is about 844.5656720131.

Adding to 602421240 its reverse (42124206), we get a palindrome (644545446).

The spelling of 602421240 in words is "six hundred two million, four hundred twenty-one thousand, two hundred forty".