3402078305 has 16 divisors (see below), whose sum is σ = 4232882880. Its totient is φ = 2621830848.

The previous prime is 3402078299. The next prime is 3402078341. The reversal of 3402078305 is 5038702043.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3402078305 - 2⁶ = 3402078241 is a prime.

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, 37754 + ... + 90716.

It is an arithmetic number, because the mean of its divisors is an integer number (264555180).

Almost surely, 2^3402078305 is an apocalyptic number.

It is an amenable number.

3402078305 is a deficient number, since it is larger than the sum of its proper divisors (830804575).

3402078305 is a wasteful number, since it uses less digits than its factorization.

3402078305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53440.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 3402078305 is about 58327.3375442425. The cubic root of 3402078305 is about 1504.0009196805. Note that the first 3 decimals are identical.

The spelling of 3402078305 in words is "three billion, four hundred two million, seventy-eight thousand, three hundred five".