3565340420 has 24 divisors (see below), whose sum is σ = 7488341784. Its totient is φ = 1425921536.

The previous prime is 3565340407. The next prime is 3565340431. The reversal of 3565340420 is 240435653.

It can be written as a sum of positive squares in 4 ways, for example, as 40780996 + 3524559424 = 6386^2 + 59368^2 .

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, 234902 + ... + 249618.

It is an arithmetic number, because the mean of its divisors is an integer number (312014241).

Almost surely, 2^3565340420 is an apocalyptic number.

It is an amenable number.

3565340420 is an abundant number, since it is smaller than the sum of its proper divisors (3923001364).

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

3565340420 is a wasteful number, since it uses less digits than its factorization.

3565340420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26839 (or 26837 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 3565340420 is about 59710.4716109327. The cubic root of 3565340420 is about 1527.6844835456.

The spelling of 3565340420 in words is "three billion, five hundred sixty-five million, three hundred forty thousand, four hundred twenty".