3478404 has 48 divisors (see below), whose sum is σ = 8769600. Its totient is φ = 1072768.

The previous prime is 3478381. The next prime is 3478411. The reversal of 3478404 is 4048743.

3478404 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58927 + ... + 58985.

It is an arithmetic number, because the mean of its divisors is an integer number (182700).

Almost surely, 2^3478404 is an apocalyptic number.

3478404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3478404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4384800).

3478404 is an abundant number, since it is smaller than the sum of its proper divisors (5291196).

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

3478404 is a wasteful number, since it uses less digits than its factorization.

3478404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 3478404 is about 1865.0479886587. The cubic root of 3478404 is about 151.5165270776.

The spelling of 3478404 in words is "three million, four hundred seventy-eight thousand, four hundred four".