3409947578 has 8 divisors (see below), whose sum is σ = 5115169440. Its totient is φ = 1704891100.

The previous prime is 3409947577. The next prime is 3409947589. The reversal of 3409947578 is 8757499043.

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

It is not an unprimeable number, because it can be changed into a prime (3409947577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56753 + ... + 100203.

It is an arithmetic number, because the mean of its divisors is an integer number (639396180).

Almost surely, 2^3409947578 is an apocalyptic number.

3409947578 is a deficient number, since it is larger than the sum of its proper divisors (1705221862).

3409947578 is a wasteful number, since it uses less digits than its factorization.

3409947578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82692.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The square root of 3409947578 is about 58394.7564255559. The cubic root of 3409947578 is about 1505.1596506170.

The spelling of 3409947578 in words is "three billion, four hundred nine million, nine hundred forty-seven thousand, five hundred seventy-eight".