3509734920 has 64 divisors (see below), whose sum is σ = 10574478720. Its totient is φ = 931905024.

The previous prime is 3509734909. The next prime is 3509734939. The reversal of 3509734920 is 294379053.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34804 + ... + 90723.

It is an arithmetic number, because the mean of its divisors is an integer number (165226230).

Almost surely, 2^3509734920 is an apocalyptic number.

3509734920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3509734920 is an abundant number, since it is smaller than the sum of its proper divisors (7064743800).

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

3509734920 is a wasteful number, since it uses less digits than its factorization.

3509734920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125774 (or 125770 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 3509734920 is about 59243.0157908930. The cubic root of 3509734920 is about 1519.7008471753.

The spelling of 3509734920 in words is "three billion, five hundred nine million, seven hundred thirty-four thousand, nine hundred twenty".