3405234 has 16 divisors (see below), whose sum is σ = 7783488. Its totient is φ = 972912.

The previous prime is 3405217. The next prime is 3405247. The reversal of 3405234 is 4325043.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3405234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40497 + ... + 40580.

It is an arithmetic number, because the mean of its divisors is an integer number (486468).

Almost surely, 2^3405234 is an apocalyptic number.

3405234 is an abundant number, since it is smaller than the sum of its proper divisors (4378254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3405234 is a wasteful number, since it uses less digits than its factorization.

3405234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81089.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 3405234 is about 1845.3276131896. The cubic root of 3405234 is about 150.4465802323.

The spelling of 3405234 in words is "three million, four hundred five thousand, two hundred thirty-four".