3423205620 has 72 divisors (see below), whose sum is σ = 10637008200. Its totient is φ = 890588160.

The previous prime is 3423205613. The next prime is 3423205631. The reversal of 3423205620 is 265023243.

3423205620 is a `hidden beast` number, since 3 + 4 + 2 + 32 + 0 + 5 + 620 = 666.

3423205620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 48525156 + 3374680464 = 6966^2 + 58092^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224545 + ... + 239304.

It is an arithmetic number, because the mean of its divisors is an integer number (147736225).

Almost surely, 2^3423205620 is an apocalyptic number.

3423205620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3423205620 is an abundant number, since it is smaller than the sum of its proper divisors (7213802580).

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

3423205620 is a wasteful number, since it uses less digits than its factorization.

3423205620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463905 (or 463900 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 3423205620 is about 58508.1671222061. The cubic root of 3423205620 is about 1507.1078392148.

Adding to 3423205620 its reverse (265023243), we get a palindrome (3688228863).

The spelling of 3423205620 in words is "three billion, four hundred twenty-three million, two hundred five thousand, six hundred twenty".