3520020386 has 8 divisors (see below), whose sum is σ = 5280436224. Its totient is φ = 1759874980.

The previous prime is 3520020367. The next prime is 3520020401. The reversal of 3520020386 is 6830200253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31130 + ... + 89493.

It is an arithmetic number, because the mean of its divisors is an integer number (660054528).

Almost surely, 2^3520020386 is an apocalyptic number.

3520020386 is a deficient number, since it is larger than the sum of its proper divisors (1760415838).

3520020386 is a wasteful number, since it uses less digits than its factorization.

3520020386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135216.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3520020386 is about 59329.7596994965. The cubic root of 3520020386 is about 1521.1839209273.

The spelling of 3520020386 in words is "three billion, five hundred twenty million, twenty thousand, three hundred eighty-six".