3478434 has 16 divisors (see below), whose sum is σ = 7197120. Its totient is φ = 1119440.

The previous prime is 3478427. The next prime is 3478459. The reversal of 3478434 is 4348743.

It is a junction number, because it is equal to n+sod(n) for n = 3478395 and 3478404.

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, 9822 + ... + 10169.

It is an arithmetic number, because the mean of its divisors is an integer number (449820).

Almost surely, 2^3478434 is an apocalyptic number.

3478434 is an abundant number, since it is smaller than the sum of its proper divisors (3718686).

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

3478434 is a wasteful number, since it uses less digits than its factorization.

3478434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20025.

The product of its digits is 32256, while the sum is 33.

The square root of 3478434 is about 1865.0560313299. The cubic root of 3478434 is about 151.5169626685.

The spelling of 3478434 in words is "three million, four hundred seventy-eight thousand, four hundred thirty-four".