3405694 has 8 divisors (see below), whose sum is σ = 5123160. Its totient is φ = 1697976.

The previous prime is 3405671. The next prime is 3405697. The reversal of 3405694 is 4965043.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405697) 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, 1489 + ... + 3004.

It is an arithmetic number, because the mean of its divisors is an integer number (640395).

Almost surely, 2^3405694 is an apocalyptic number.

3405694 is a deficient number, since it is larger than the sum of its proper divisors (1717466).

3405694 is a wasteful number, since it uses less digits than its factorization.

3405694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4874.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 3405694 is about 1845.4522480953. The cubic root of 3405694 is about 150.4533543444.

The spelling of 3405694 in words is "three million, four hundred five thousand, six hundred ninety-four".