3420312 has 32 divisors (see below), whose sum is σ = 9772800. Its totient is φ = 977184.

The previous prime is 3420299. The next prime is 3420337. The reversal of 3420312 is 2130243.

It is a junction number, because it is equal to n+sod(n) for n = 3420291 and 3420300.

It is a congruent number.

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, 10012 + ... + 10347.

It is an arithmetic number, because the mean of its divisors is an integer number (305400).

Almost surely, 2^3420312 is an apocalyptic number.

It is an amenable number.

3420312 is an abundant number, since it is smaller than the sum of its proper divisors (6352488).

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

3420312 is a wasteful number, since it uses less digits than its factorization.

3420312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20375 (or 20371 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3420312 is about 1849.4085541059. The cubic root of 3420312 is about 150.6683069060.

Adding to 3420312 its reverse (2130243), we get a palindrome (5550555).

The spelling of 3420312 in words is "three million, four hundred twenty thousand, three hundred twelve".