3405434 has 4 divisors (see below), whose sum is σ = 5108154. Its totient is φ = 1702716.

The previous prime is 3405431. The next prime is 3405463. The reversal of 3405434 is 4345043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2879809 + 525625 = 1697^2 + 725^2 .

It is not an unprimeable number, because it can be changed into a prime (3405431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 851357 + ... + 851360.

Almost surely, 2^3405434 is an apocalyptic number.

3405434 is a deficient number, since it is larger than the sum of its proper divisors (1702720).

3405434 is a wasteful number, since it uses less digits than its factorization.

3405434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702719.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 3405434 is about 1845.3818033133. The cubic root of 3405434 is about 150.4495255734.

The spelling of 3405434 in words is "three million, four hundred five thousand, four hundred thirty-four".