3402857505 has 16 divisors (see below), whose sum is σ = 5457893760. Its totient is φ = 1810416768.

The previous prime is 3402857501. The next prime is 3402857531. The reversal of 3402857505 is 5057582043.

3402857505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3402857505 - 2² = 3402857501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3402857501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271197 + ... + 283466.

It is an arithmetic number, because the mean of its divisors is an integer number (341118360).

Almost surely, 2^3402857505 is an apocalyptic number.

It is an amenable number.

3402857505 is a deficient number, since it is larger than the sum of its proper divisors (2055036255).

3402857505 is a wasteful number, since it uses less digits than its factorization.

3402857505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555080.

The product of its (nonzero) digits is 168000, while the sum is 39.

The square root of 3402857505 is about 58334.0167055210. The cubic root of 3402857505 is about 1504.1157346017.

The spelling of 3402857505 in words is "three billion, four hundred two million, eight hundred fifty-seven thousand, five hundred five".