3505039986 has 32 divisors (see below), whose sum is σ = 8269959168. Its totient is φ = 969135120.

The previous prime is 3505039927. The next prime is 3505039987. The reversal of 3505039986 is 6899305053.

3505039986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3505039987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1344720 + ... + 1347323.

It is an arithmetic number, because the mean of its divisors is an integer number (258436224).

Almost surely, 2^3505039986 is an apocalyptic number.

3505039986 is an abundant number, since it is smaller than the sum of its proper divisors (4764919182).

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

3505039986 is a wasteful number, since it uses less digits than its factorization.

3505039986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692086.

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 3505039986 is about 59203.3781637501. The cubic root of 3505039986 is about 1519.0229157332.

The spelling of 3505039986 in words is "three billion, five hundred five million, thirty-nine thousand, nine hundred eighty-six".