3404012420 has 48 divisors (see below), whose sum is σ = 7467102720. Its totient is φ = 1301030016.

The previous prime is 3404012401. The next prime is 3404012441. The reversal of 3404012420 is 242104043.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3404012392 and 3404012401.

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, 504026 + ... + 510734.

It is an arithmetic number, because the mean of its divisors is an integer number (155564640).

Almost surely, 2^3404012420 is an apocalyptic number.

It is an amenable number.

3404012420 is an abundant number, since it is smaller than the sum of its proper divisors (4063090300).

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

3404012420 is a wasteful number, since it uses less digits than its factorization.

3404012420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7844 (or 7842 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3404012420 is about 58343.9150211914. The cubic root of 3404012420 is about 1504.2858787951.

Adding to 3404012420 its reverse (242104043), we get a palindrome (3646116463).

The spelling of 3404012420 in words is "three billion, four hundred four million, twelve thousand, four hundred twenty".