3509694722 has 8 divisors (see below), whose sum is σ = 5265380496. Its totient is φ = 1754567892.

The previous prime is 3509694703. The next prime is 3509694733. The reversal of 3509694722 is 2274969053.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123668 + ... + 149375.

It is an arithmetic number, because the mean of its divisors is an integer number (658172562).

Almost surely, 2^3509694722 is an apocalyptic number.

3509694722 is a deficient number, since it is larger than the sum of its proper divisors (1755685774).

3509694722 is a wasteful number, since it uses less digits than its factorization.

3509694722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279472.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 3509694722 is about 59242.6765263015. The cubic root of 3509694722 is about 1519.6950452967.

The spelling of 3509694722 in words is "three billion, five hundred nine million, six hundred ninety-four thousand, seven hundred twenty-two".