3309649874 has 8 divisors (see below), whose sum is σ = 4966233228. Its totient is φ = 1654238800.

The previous prime is 3309649873. The next prime is 3309649907. The reversal of 3309649874 is 4789469033.

It can be written as a sum of positive squares in 2 ways, for example, as 2658124249 + 651525625 = 51557^2 + 25525^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3309649873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285977 + ... + 297324.

Almost surely, 2^3309649874 is an apocalyptic number.

3309649874 is a deficient number, since it is larger than the sum of its proper divisors (1656583354).

3309649874 is a wasteful number, since it uses less digits than its factorization.

3309649874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586140.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The square root of 3309649874 is about 57529.5565253201. The cubic root of 3309649874 is about 1490.2553312262.

The spelling of 3309649874 in words is "three billion, three hundred nine million, six hundred forty-nine thousand, eight hundred seventy-four".