3409478 has 8 divisors (see below), whose sum is σ = 5239080. Its totient is φ = 1663120.

The previous prime is 3409477. The next prime is 3409481. The reversal of 3409478 is 8749043.

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 (3409477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20708 + ... + 20871.

It is an arithmetic number, because the mean of its divisors is an integer number (654885).

Almost surely, 2^3409478 is an apocalyptic number.

3409478 is a deficient number, since it is larger than the sum of its proper divisors (1829602).

3409478 is a wasteful number, since it uses less digits than its factorization.

3409478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41622.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 3409478 is about 1846.4771864283. The cubic root of 3409478 is about 150.5090556465.

The spelling of 3409478 in words is "three million, four hundred nine thousand, four hundred seventy-eight".