3020432420 has 24 divisors (see below), whose sum is σ = 6371361024. Its totient is φ = 1202753376.

The previous prime is 3020432417. The next prime is 3020432453. The reversal of 3020432420 is 242340203.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3020432392 and 3020432401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334154 + ... + 343073.

It is an arithmetic number, because the mean of its divisors is an integer number (265473376).

Almost surely, 2^3020432420 is an apocalyptic number.

It is an amenable number.

3020432420 is an abundant number, since it is smaller than the sum of its proper divisors (3350928604).

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

3020432420 is a wasteful number, since it uses less digits than its factorization.

3020432420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677459 (or 677457 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 3020432420 is about 54958.4608590888. The cubic root of 3020432420 is about 1445.5164591081.

Adding to 3020432420 its reverse (242340203), we get a palindrome (3262772623).

The spelling of 3020432420 in words is "three billion, twenty million, four hundred thirty-two thousand, four hundred twenty".