602020440 has 96 divisors (see below), whose sum is σ = 2236085280. Its totient is φ = 137604096.

The previous prime is 602020429. The next prime is 602020543. The reversal of 602020440 is 44020206.

602020440 is a `hidden beast` number, since 602 + 0 + 20 + 4 + 40 = 666.

602020440 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×602020440² = 724857220355587200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116929 + ... + 121968.

It is an arithmetic number, because the mean of its divisors is an integer number (23292555).

Almost surely, 2^602020440 is an apocalyptic number.

602020440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

602020440 is an abundant number, since it is smaller than the sum of its proper divisors (1634064840).

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

602020440 is a wasteful number, since it uses less digits than its factorization.

602020440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238921 (or 238914 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 602020440 is about 24536.1048253385. The cubic root of 602020440 is about 844.3783296704.

Adding to 602020440 its reverse (44020206), we get a palindrome (646040646).

The spelling of 602020440 in words is "six hundred two million, twenty thousand, four hundred forty".