3420036 has 24 divisors (see below), whose sum is σ = 8867040. Its totient is φ = 1139976.

The previous prime is 3420023. The next prime is 3420047. The reversal of 3420036 is 6300243.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 15726 + ... + 15941.

It is an arithmetic number, because the mean of its divisors is an integer number (369460).

Almost surely, 2^3420036 is an apocalyptic number.

3420036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3420036 is an abundant number, since it is smaller than the sum of its proper divisors (5447004).

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

3420036 is a wasteful number, since it uses less digits than its factorization.

3420036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31680 (or 31672 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3420036 is about 1849.3339341503. Note that the first 3 decimals coincide. The cubic root of 3420036 is about 150.6642541012.

Adding to 3420036 its reverse (6300243), we get a palindrome (9720279).

The spelling of 3420036 in words is "three million, four hundred twenty thousand, thirty-six".